https://www.malloywind.com/articles daily 0.75 2026-03-19 https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/b85f8156-42c7-48cd-b043-37a1d8737640/WindSystems-0322-Profile.pdf.png Tech Aritlces https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1659732170351-Q2H6JKI2FX4X8AAKFB8Z/NACE+Cracking+rings+thumb.png Tech Aritlces https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/12cd9593-99b7-41ab-be59-6a590089523e/inFocus+article+image.jpg Tech Aritlces https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/a50654b5-27a3-42f2-aa1a-3b5664c53d6f/NACE+article.jpg Tech Aritlces https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/f42062ce-820e-4d0f-9875-29f42329858f/LCoE+article+thumb.jpg Tech Aritlces https://www.malloywind.com/articles/what-to-know-when-purchasing-duplex-bearing-sets monthly 0.5 2026-03-19 https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/4fd4b245-78a1-4b8f-a1b3-fcffbf08aba5/Duplex-bearings-banner.jpg Tech Aritlces - What to know when purchasing Duplex Bearing Sets - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/af47c36a-9db9-4d69-be12-9732323fe09c/NNCF+Rev+A-mod-crop-small.png Tech Aritlces - What to know when purchasing Duplex Bearing Sets - NNCF type cylindrical roller bearing NNCF type CRB - Often used in planet wheels of wind turbine gearboxes https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/75108f3e-7658-4740-880f-840afc79b5ba/NNCF-duplex-planet.jpg Tech Aritlces - What to know when purchasing Duplex Bearing Sets - 2x NNCF bearings installed in planet wheel https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/636c9ee7-fdca-46b7-bd76-b2ac8f5adf04/Duplex-planet2.gif Tech Aritlces - What to know when purchasing Duplex Bearing Sets - Make it stand out Purchase of duplex sets for planet section repair of wind turbine gearbox https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/9705077a-ce0c-4afb-99db-752b587af866/TRB-duplex.jpg Tech Aritlces - What to know when purchasing Duplex Bearing Sets - Tapered bearing set including 2 individual bearings and a spacer between the outer rings https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/04cb38ba-231c-4e2a-8ba0-4b24aa363748/Duplex-TRB.gif Tech Aritlces - What to know when purchasing Duplex Bearing Sets - Make it stand out Purchase a duplex set of tapered bearings for HSS or HSIS wind turbine gearbox replacement https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/ea5abb2c-c760-4ca5-a281-bc54c8b2d5bf/Duplex-TRB-labelling.gif Tech Aritlces - What to know when purchasing Duplex Bearing Sets - Make it stand out Contents and labeling of duplex tapered bearing set with spacer https://www.malloywind.com/articles/n-vs-nu-bearing-types monthly 0.5 2026-02-19 https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/0386e00f-8dc9-40be-b68e-c17aab58e844/CRB+types.png Tech Aritlces - N vs NU Bearing Types - Make it stand out Variety of CRB types available https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1770672686793-RMCLD3E8NK9ZPYQQKMSA/N+separation.gif Tech Aritlces - N vs NU Bearing Types https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1770672689688-6OEHNWJVB6ZDD7XZDDRO/NU+separation.gif Tech Aritlces - N vs NU Bearing Types https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/e3e5a8c3-9de8-40cd-a536-c2cddd02be91/fig1.png Tech Aritlces - N vs NU Bearing Types - Make it stand out Figure 3: Common HSS setup with 2x N/NU CRB’s + QJ bearing https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/aea6c237-4f7d-400d-94bb-0444ade8189b/fig2.png Tech Aritlces - N vs NU Bearing Types - Make it stand out Figure 4: Common HSS setup with 1x N/NU CRB + TRB set https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/05372ef4-853f-425b-803a-ab92579f286d/N+installation2.gif Tech Aritlces - N vs NU Bearing Types - Make it stand out Figure 5: Installation of a HSS with N type bearing https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/d705007e-9f0d-4f0b-aec7-9b0a694a6465/NU+installation2.gif Tech Aritlces - N vs NU Bearing Types - Make it stand out Figure 6: Installation of a HSS with NU type bearing https://www.malloywind.com/articles/what-is-heathcote-slip monthly 0.5 2023-07-10 https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/518c6bb7-742f-4e23-aadc-984f7d007f80/Heathcote+Slip.png Tech Aritlces - What is Heathcote Slip? - Make it stand out Figure 1: Bearing rolling elements showing Heathcote slip https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/3fd28d4e-ac57-4410-a904-666e991d05d3/Micro-welding.gif Tech Aritlces - What is Heathcote Slip? - Make it stand out Graphic 1: Peeling damage https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/4d158fc2-cc5c-4535-9bd9-04ff1f776014/Roller+Slip.png Tech Aritlces - What is Heathcote Slip? - Make it stand out Figure 2: Demonstration of opposing sliding forces between the roller and raceway https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/b910312e-ea5f-4806-8f0f-5557368045dc/Two+peak+wear.png Tech Aritlces - What is Heathcote Slip? - Make it stand out Figure 3: Lines on bearing inner race representing two-peak wear on the raceway https://www.malloywind.com/articles/are-dlc-coatings-no-longer-cutting-it monthly 0.5 2023-04-21 https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/860ef8fb-104c-4f27-af1b-03fd6bd87ed1/DLC-1.jpg Tech Aritlces - Are DLC coatings no longer cutting it? - Make it stand out Figure 1: Rollers from a main shaft bearing with DLC wearing away and large spalls. https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/102acada-e4f9-4a52-b5c7-85a68e2672ff/DLC-2.jpg Tech Aritlces - Are DLC coatings no longer cutting it? - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://www.malloywind.com/articles/main-bearings-what-is-peeling-damage monthly 0.5 2023-04-21 https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/af9d5893-20ba-4883-901f-3a49a5b0f0e3/peeling-1.jpg Tech Aritlces - Main Bearings: What is peeling damage? - 240/750 Inner ring peeling and debris denting damage of failed 240/750 size main bearing https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/54ba4bb9-a7c5-4466-90fe-01ebfd1cefd1/peeling-2.jpg Tech Aritlces - Main Bearings: What is peeling damage? - 240/800 Peeling damage that has progressed to spalling https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/6bb6f74c-8c30-416f-89e3-44f77582ad99/Lubrication+thickness.gif Tech Aritlces - Main Bearings: What is peeling damage? - Make it stand out When lubrication thickness is insufficient metal-to-metal contact occurs between the rollers and raceways https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/3fd28d4e-ac57-4410-a904-666e991d05d3/Micro-welding.gif Tech Aritlces - Main Bearings: What is peeling damage? - Make it stand out Insufficient lubrication thickness leads to micro-welding and tearing of asperities, this is called peeling https://www.malloywind.com/articles/what-are-super-tough-bearings monthly 0.5 2023-04-21 https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1659622031919-TBPAG5NKP58UOPCJ6P46/NSK+TOUGH_STEELx4-sm-sq.jpg Tech Aritlces - What are Super Tough bearings? - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1657645598832-NJUP3YM74WOSXWCXNJTH/TH+vs+CH+image.png Tech Aritlces - What are Super Tough bearings? - Make it stand out Visualization of through hard to case hard cylindrical roller bearing. https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/9f64a22e-1292-436e-875a-fe18dfeb6dd7/case+carburizing.gif Tech Aritlces - What are Super Tough bearings? - Case Carburizing Carburizing diffuses carbon in to a low carbon steel alloy resulting in a case hardened profile. https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/876bb938-1669-430b-8f33-cefb6bf9b9e6/case+carbonitride.gif Tech Aritlces - What are Super Tough bearings? - Case Carbonitriding Carbonitriding diffuses both carbon and nitrogen to a low or medium carbon steel alloy resulting in a case hardened profile. https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/dc049d6d-0eab-4bde-a09b-a1836f2d2e12/TH+CC+STF+severe+lubrication+-+revise+title.jpg Tech Aritlces - What are Super Tough bearings? Even in the most severe lubrication conditions Super Tough (Super-TF) bearings dramatically outlive through hard and case carburized bearings. https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/9e0b9159-97db-4e80-be31-f6533501dfce/CC+STF+contaminated+lubrication+-revise+title+and+legend.jpg Tech Aritlces - What are Super Tough bearings? Super Tough (Super-TF) bearings offer a substantial increase in life when subjected to contaminated lubrication. https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/29d6c777-1ebe-46b6-9930-670b1befc075/NSK+white+etching+cracks+-+enews.jpg Tech Aritlces - What are Super Tough bearings? Whatever it is, the way you tell your story online can make all the difference. https://www.malloywind.com/articles/false-brinelling monthly 0.5 2023-04-21 https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/eec92738-8e45-4d54-affb-bd5abc0bc1d8/brinelling-vs-false-brinelling.png Tech Aritlces - False Brinelling - Make it stand out Fig. 1: Ture brinelling (left) vs False brinelling (right) https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/9aadbcc7-f4fb-4980-83af-2c4401d05cf2/boundary+mixed+full+film+lubrication.jpg Tech Aritlces - False Brinelling - Make it stand out Fig. 2: Lubrication boundary layer depiction https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/615640b8-02eb-4dff-a821-ff7978b9d303/blade-false-brinelling-2.jpg Tech Aritlces - False Brinelling - Make it stand out Fig. 3: False Brinelling https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/53cf6d84-d4cd-485a-a599-27e0117caba6/blade-4pt+contact+angle+change.jpg Tech Aritlces - False Brinelling - Make it stand out Fig. 4: 45° contact angle (left), contact angle under load (right) https://www.malloywind.com/articles/blade-bearing-cracking-rings-part-2-causes-and-solution monthly 0.5 2023-04-21 https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/b7e34af6-a323-4b8f-b642-184379b4b0c9/cracked-ring-1.jpg Tech Aritlces - Blade Bearing Cracking Rings Part 2: Causes and solution - Make it stand out Fig. 1: Blade bearing with crack in outer ring near lifting plate https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/b6ea226f-a29a-4d76-ba6f-e2bf17f06895/blade-bearing-crack-initiation.png Tech Aritlces - Blade Bearing Cracking Rings Part 2: Causes and solution - Make it stand out Fig. 2: Visible beach marks radiating from the initiation point https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/dc679b4f-2a4c-42d6-9e8c-0d2d6b93687c/blade-bearing-load-contribution.jpg Tech Aritlces - Blade Bearing Cracking Rings Part 2: Causes and solution - Make it stand out Fig. 3: Applied loading that contributes to rolling element load https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/36892a5e-35ac-4ed3-a1e3-9417473d907d/blade-moment-diagram.jpg Tech Aritlces - Blade Bearing Cracking Rings Part 2: Causes and solution - Make it stand out Fig. 4: Effect of increasing blade length on moment loads https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/9819bd30-809c-4c65-99b2-30f19b229ccc/blade-4pt-component.jpg Tech Aritlces - Blade Bearing Cracking Rings Part 2: Causes and solution - Make it stand out Fig. 5: Resolution of forces for bending moment applied to 2-row 4-point bearing type https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/2eeab736-873d-4611-a3b1-11b6d80b76e6/blade-ring-crack-35-red-circle.jpg Tech Aritlces - Blade Bearing Cracking Rings Part 2: Causes and solution - Make it stand out Fig. 6: Very small corrosion pit initiation point https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/783b6250-430c-4ce3-b305-2489635744ee/bolt+hole+thread+imprint+14.jpg Tech Aritlces - Blade Bearing Cracking Rings Part 2: Causes and solution - Make it stand out Fig. 7: Rubbing marks of threads inside of bolt holes https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/7c6f24c3-2889-40f6-ae13-aafa401c4601/filling-slot-cross-section.jpg Tech Aritlces - Blade Bearing Cracking Rings Part 2: Causes and solution - Make it stand out Fig. 8: Filling slots cross-section https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/d1d665f6-7866-463f-b226-128c4be25bf3/distance-to-hardened-layer.jpg Tech Aritlces - Blade Bearing Cracking Rings Part 2: Causes and solution - Make it stand out Fig. 9: Cross-section of cracked bearing showing the hardening depth https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/7f1445b1-c4d0-4719-9521-f029b29fe7d4/blade-ring-crack-20.JPG Tech Aritlces - Blade Bearing Cracking Rings Part 2: Causes and solution - Make it stand out Fig. 10: Crack next to lifting plate https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/3368f4e2-d736-40a3-9db7-09ac99694133/blade-deformation.jpg Tech Aritlces - Blade Bearing Cracking Rings Part 2: Causes and solution - Make it stand out Fig. 11: Deformation of blade bearing in operation https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1d3c199e-6927-4799-9717-14899b7c307a/bending-moment-cosine-graph.jpg Tech Aritlces - Blade Bearing Cracking Rings Part 2: Causes and solution - Make it stand out Fig. 12: Cyclical loading of blade bearings https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/9819bd30-809c-4c65-99b2-30f19b229ccc/blade-4pt-component.jpg Tech Aritlces - Blade Bearing Cracking Rings Part 2: Causes and solution - Make it stand out Fig. 13: 2-row 4-point force diagram https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/718a26c7-97eb-4df1-9168-2c2dd5afed64/blade-tsolid-load.jpg Tech Aritlces - Blade Bearing Cracking Rings Part 2: Causes and solution - Make it stand out Fig. 14: T-Solid force diagram https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/d3ffbfd9-2afc-43f9-8879-4c642236000d/3rr-edge-loading.png Tech Aritlces - Blade Bearing Cracking Rings Part 2: Causes and solution - Make it stand out Fig. 15: Edge loading of 3RR bearing if structure is not sufficiently stiff https://www.malloywind.com/articles/blade-bearing-ring-cracks-pt1 monthly 0.5 2022-08-04 https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/ebe80c4e-699f-42fe-9e61-4bf725bed71f/blade-ring-crack-20.JPG Tech Aritlces - Blade Bearing Cracking Rings Part 1: What to look for - Make it stand out Blade bearing with crack in outer ring near lifting plate. https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/8d86ebc2-824d-49b8-8fee-5a9a11919093/Blade-construction.png Tech Aritlces - Blade Bearing Cracking Rings Part 1: What to look for - Make it stand out Components of a blade bearing. https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/6175210c-b44e-4b7c-a94a-73345038229e/Blade-ring-crack-1.jpg Tech Aritlces - Blade Bearing Cracking Rings Part 1: What to look for - Make it stand out Cracking through aligned filling slots https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/b0a08c57-e7f3-4857-b3ac-aef479648947/blade-ring-crack-10.jpg Tech Aritlces - Blade Bearing Cracking Rings Part 1: What to look for - Make it stand out Cracking through offset filling slots https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/ebe80c4e-699f-42fe-9e61-4bf725bed71f/blade-ring-crack-20.JPG Tech Aritlces - Blade Bearing Cracking Rings Part 1: What to look for - Make it stand out Crack next to lifting plate https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/4fc7dc2e-3aff-4b2e-a9e3-a46dfc90926a/blade-ring-crack-17-sm.jpg Tech Aritlces - Blade Bearing Cracking Rings Part 1: What to look for - Make it stand out Ring crack also with cracked hardware https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/6143e01c-53df-4ae4-afb5-3f54645b63d5/Blade-crack-cross-section-1.png Tech Aritlces - Blade Bearing Cracking Rings Part 1: What to look for - Make it stand out Typical crack initiation point https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/8770d182-f53a-4379-9770-ed6d7e1ba67a/blade-ring-crack-3-wm.jpg Tech Aritlces - Blade Bearing Cracking Rings Part 1: What to look for - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/4fc7dc2e-3aff-4b2e-a9e3-a46dfc90926a/blade-ring-crack-17-sm.jpg Tech Aritlces - Blade Bearing Cracking Rings Part 1: What to look for - Make it stand out Cracking hardware https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/f27bb50d-3f73-4fea-ac65-a00a7ff06c35/blade-ring-crack-22+%282nd+crack%29-sm.jpg Tech Aritlces - Blade Bearing Cracking Rings Part 1: What to look for - Make it stand out Second crack found on bearing with 1 crack already opened https://www.malloywind.com/articles/gen-bearings-electrical-discharge monthly 0.5 2022-08-04 https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/b68958bf-be21-4fdd-8c84-4dc7ed9c5294/BLOG2.png Tech Aritlces - Electrical discharge in generator bearings. - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/fdee15bc-06b0-4a87-9e2d-b6cbda53dec4/electrical-fluting-2.jpg Tech Aritlces - Electrical discharge in generator bearings. - Make it stand out Electrical fluting damage to outer raceway https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/109a595f-76d1-4180-8fff-ae3fea783b56/BLOG2A.png Tech Aritlces - Electrical discharge in generator bearings. - Make it stand out Frosting electrical damage raceway appearance https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1c7dd653-0eb7-45df-bdf7-94c59dd394b5/electrical-damage-cause.jpg Tech Aritlces - Electrical discharge in generator bearings. - Make it stand out Current generation and bearing damage in electric motor [3] https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/798acbea-5eff-4a50-a18d-995dfa331e88/aegis-ring-fibers.jpg Tech Aritlces - Electrical discharge in generator bearings. - Make it stand out AEGIS protection ring microfibers [6] https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/ca69acf0-70c7-40e2-afdd-ded4e2e93360/BLOG2B.png Tech Aritlces - Electrical discharge in generator bearings. - Make it stand out Bearing with insulated outer ring https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/caa7804f-7ffe-4535-aa25-988bdcc50693/BLOG.png Tech Aritlces - Electrical discharge in generator bearings. - Make it stand out Bearing with insulated inner ring https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/331887ce-e961-41ed-bf12-fee5b02c8d16/BLOG2D.png Tech Aritlces - Electrical discharge in generator bearings. - Make it stand out Hybrid ceramic bearing (silicon nitride) https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/277c2265-cb20-44a6-bc13-805fa40bd6aa/aegis-grounding-package.jpg Tech Aritlces - Electrical discharge in generator bearings. - Make it stand out Typical current prevention layout https://www.malloywind.com/articles/wec-failures monthly 0.5 2023-04-21 https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/f09fea98-01bd-4648-96bb-830f057fdb14/wec-inner-1.png Tech Aritlces - White Etching Cracking Failures - Make it stand out Fig. 1: Image of cracked and spalled inner ring https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/6916fec2-a76f-477c-a583-61933c0aa6fb/WEC-failure-2.jpg Tech Aritlces - White Etching Cracking Failures - Make it stand out Fig. 2: Close up image of cracked raceway surface https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1651780732540-1N56WKNQGG7YDHOK2PHH/WEC-failure-3.jpg Tech Aritlces - White Etching Cracking Failures - Fig. 3: Cross-section of a small crack https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1651780740747-WYNGCI2J6M336238BNPP/WEC-failure-4.jpg Tech Aritlces - White Etching Cracking Failures - Fig. 4: Sross-section of small flaking https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/2c5fe025-01cb-44ea-a90e-567117ecc71b/SKF-cage-slip.jpg Tech Aritlces - White Etching Cracking Failures - Make it stand out Fig. 5: Calculated vs measured cage speed under high speed/load load https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/18662e29-61d8-43ea-90d5-b305d3348a99/boundary+mixed+full+film+lubrication.jpg Tech Aritlces - White Etching Cracking Failures - Make it stand out Fig. 6 Boundary vs Mixed vs Hydrodynamic lubrication https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/dceeee23-024d-4671-894a-072192692c09/WEC-hydrogen.jpg Tech Aritlces - White Etching Cracking Failures - Make it stand out Fig. 7: Hydrogen generation leads to weakened bonds and subsurface failure in gearbox bearings https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/debbc53f-f027-477a-afb4-5f8a37506c1f/Black_Oxide_Extended.JPG Tech Aritlces - White Etching Cracking Failures - Make it stand out Fig. 8: Exploded view of black oxide gearbox bearing https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/bcde1e3b-78e7-4acf-a239-0247239bd184/Through+Hard+vs.+Case+Hard.PNG Tech Aritlces - White Etching Cracking Failures - Make it stand out Fig. 9: Comparison of through hard to case hard bearing https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/2e245931-e1e1-45e4-9d5f-77b7feda2f72/NSK+subsurface+flaking+-+enews.jpg Tech Aritlces - White Etching Cracking Failures - Make it stand out Fig. 10: Life of various bearing technologies with contaminated lubrication https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/2c2ba03c-62a2-4116-9a6f-6de20f17e81f/NSK+white+etching+cracks+-+enews.jpg Tech Aritlces - White Etching Cracking Failures - Make it stand out Fig. 11: Life of various bearing technologies in WEC conditions https://www.malloywind.com/articles/blade-bearing-cage-failures monthly 0.5 2024-06-07 https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/8d86ebc2-824d-49b8-8fee-5a9a11919093/Blade-construction.png Tech Aritlces - Blade Bearing Cage Failures - Make it stand out Fig. 1: Components of a blade bearing https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1651784315266-LIHXU4MAEDG6Q2PQ3ZKC/Blade-cage-failure-2.jpg Tech Aritlces - Blade Bearing Cage Failures - Fig. 2: Small cage debris https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1651784325665-IEQPEO1CIR11Q61V5U9I/Blade-cage-failure-22.jpg Tech Aritlces - Blade Bearing Cage Failures - Fig. 3: Large cage pieces https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1651784401162-EQBCDVC09VSU8Q8HH2FD/Blade-cage-failure-6.jpg Tech Aritlces - Blade Bearing Cage Failures - Fig. 4: Cage missing, balls bunching https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1651784414196-JEOI37BWK0J3FO7EQCQK/Blade-cage-failure-10.jpg Tech Aritlces - Blade Bearing Cage Failures - Fig. 5: Cage missing, raceway segment with no balls https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/9e115571-1efa-476b-a8f2-386de5c1f735/Blade-cage-failure-11.jpg Tech Aritlces - Blade Bearing Cage Failures - Make it stand out Fig. 6: Cage pieces removed from failed bearing https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/e4a14b9e-9e2e-45da-918b-04dbcd6b9f4f/Blade-cage-failure-17.jpg Tech Aritlces - Blade Bearing Cage Failures - Make it stand out Fig. 7: Small cage debris https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1651784682939-BAEIUNFCRFZ23WYJF4ZI/Blade-cage-names.jpg Tech Aritlces - Blade Bearing Cage Failures - Fig. 8: Parts of cage https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1651784698134-8UM7ZU00XQ178L63KUHE/Blade-cage-failure-5.jpg Tech Aritlces - Blade Bearing Cage Failures - Fig. 9: Broken pieces of cage https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1651784706866-1O9GS6E2T6BT2JW5OLHF/Blade-cage-failure-19.jpg Tech Aritlces - Blade Bearing Cage Failures - Fig. 10: Convex form to cage https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1651784795105-IFNWHN471IJ8I6KGXYOO/Blade-cage-failure-20.jpg Tech Aritlces - Blade Bearing Cage Failures - Fig. 11: Wear on edges and in ball pocket https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1651784801478-WYR1H5N2Z4R6JJZI2JP3/Blade-cage-failure-13.jpg Tech Aritlces - Blade Bearing Cage Failures - Fig. 12: Bulging cage pockets https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/d49113b3-8861-404c-b5e2-d19eb35b48cf/Blade-ellipse-truncation.jpg Tech Aritlces - Blade Bearing Cage Failures - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/3368f4e2-d736-40a3-9db7-09ac99694133/blade-deformation.jpg Tech Aritlces - Blade Bearing Cage Failures - Make it stand out Fig. 14: Deformation of blade bearing during operation https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/0b262483-33c4-466a-8cbb-6833d03445ae/45deg+contact+angle+change.jpg Tech Aritlces - Blade Bearing Cage Failures - Make it stand out Fig. 15: Change in contact angle under load leads to differential rolling speed of balls https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1651785097913-MK0LPC3XNXW47W3KM5NQ/Blade-cage-failure-20.jpg Tech Aritlces - Blade Bearing Cage Failures - Fig. 16: Wear on edges and in ball pocket https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1651785105337-NLPTQU8CLOYGRWIWDJ4U/Blade-cage-failure-19.jpg Tech Aritlces - Blade Bearing Cage Failures - Fig. 17: Wear on edges and in ball pocket https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1651785173020-F02EB3P9L7HJM2J1M14P/Blade-cage-failure-24.JPG Tech Aritlces - Blade Bearing Cage Failures - Fig. 18: Wear on edges and in ball pocket https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1651785175471-W7V282IQVJSOQLOFRX8U/Blade-cage-failure-13.jpg Tech Aritlces - Blade Bearing Cage Failures - Fig. 19: Wear on edges and in ball pocket https://www.malloywind.com/articles/boc monthly 0.5 2022-08-04 https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/7b828a5a-18ed-4282-93a5-0b408a178643/SKF-BO-CRB.png Tech Aritlces - What is Black Oxide? - Make it stand out Cylindrical Roller Bearings with Black Oxide https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/2c5fe025-01cb-44ea-a90e-567117ecc71b/SKF-cage-slip.jpg Tech Aritlces - What is Black Oxide? - Make it stand out Fig 1. Cage slip of WTG gearbox HSS under low load / high speed condition https://www.malloywind.com/articles/blade-bearing-basics monthly 0.5 2022-08-04 https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1651777261326-H85O8PS2V70L7VDRKCUM/gothic-arch.png Tech Aritlces - Blade Bearing Basics - Fig. 1: Gothic arch https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1651777378854-4TQTSAABA3XPU9GOWXOD/4pt-contact-profile.png Tech Aritlces - Blade Bearing Basics - Fig. 2: 4-point contact raceway design https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/8d86ebc2-824d-49b8-8fee-5a9a11919093/Blade-construction.png Tech Aritlces - Blade Bearing Basics - Make it stand out Fig. 3: Components of a blade bearing https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/dc679b4f-2a4c-42d6-9e8c-0d2d6b93687c/blade-bearing-load-contribution.jpg Tech Aritlces - Blade Bearing Basics - Make it stand out Fig. 4: Contribution to rolling element load https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/a8476d70-c95b-4a37-a69b-ea1393ccac4f/blade-load-gravity.jpg Tech Aritlces - Blade Bearing Basics - Make it stand out Fig. 5: Gravity loading on blade bearing https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/8a2436c0-2cfb-4c7e-b085-380ea7e066fa/blade-load-aero.jpg Tech Aritlces - Blade Bearing Basics - Make it stand out Fig. 6: Aero loading on blade bearing https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/36892a5e-35ac-4ed3-a1e3-9417473d907d/blade-moment-diagram.jpg Tech Aritlces - Blade Bearing Basics - Make it stand out Fig. 7: Effect of increasing blade length on moment https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/0e8ea596-fc98-44e6-be86-e8d852826f80/blade-4pt-load.jpg Tech Aritlces - Blade Bearing Basics - Make it stand out Fig. 8: Blade bearing with moment load applied https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/9819bd30-809c-4c65-99b2-30f19b229ccc/blade-4pt-component.jpg Tech Aritlces - Blade Bearing Basics - Make it stand out Fig. 9: Resolution of forces applied at 45° contact angle https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1651778684116-BOKJS8XS3MFQWQYYGT4H/blade-hoop-stress.jpg Tech Aritlces - Blade Bearing Basics - Fig. 10: Hoop stress https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1651778706390-0QP8KBSRHH7VBYGJ37Z5/blade-contact-45deg.jpg Tech Aritlces - Blade Bearing Basics - Fig. 11: 45° contact angle under low load https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1651778710240-02QCJA4RZS7FLSOWK254/blade-contact-truncation.jpg Tech Aritlces - Blade Bearing Basics - Fig. 12: Change in contact angle under high load https://www.malloywind.com/articles/pitch-performance monthly 0.5 2022-08-04 https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/58346e8a-f30c-4b70-a856-f5efc4858d2d/Pitch-IMO-161050_002_no_logo_small.jpg Tech Aritlces - Pitch System Performance - Make it stand out Typical Pitch Bearing: 2-row 4-point contact ball bearing https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/09dca7c1-2ffa-43b4-8a09-a52168731d69/GE+2.5+Pitch.png Tech Aritlces - Pitch System Performance - Make it stand out DC Pitch Motor https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1651694060196-ZIV5FNH3KHX19FHHO3S3/GE+Pitch+Motor+Bearings-ceramic.jpg Tech Aritlces - Pitch System Performance - Make it stand out Special Bearing https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/cdf033c2-c18f-4f5d-8e46-3d2e413c055b/Encoder+%282%29.png Tech Aritlces - Pitch System Performance - Make it stand out Pitch Motor Encoder https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/09f57ca4-41f4-4b41-9ee4-f2e5b2eee5eb/yaw-pitch-web.jpg Tech Aritlces - Pitch System Performance - Make it stand out Pitch and Yaw Gearboxes https://www.malloywind.com/articles/th-ch monthly 0.5 2025-04-22 https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1651771160935-DN0XNP7QDE9UX0CYIV41/TH-NJ-1.jpg Tech Aritlces - Through Hardened vs Case Hardened Bearings - Standard: Through Hard Bearing https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1651771208333-MOSF06XU5LDI8LMRCM6Y/CH-NJ-1.jpg Tech Aritlces - Through Hardened vs Case Hardened Bearings - Better: Case Hard Bearing https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/46afe10e-a289-4d9f-8821-f07dbf4e9a77/TH-brg-diagram.png Tech Aritlces - Through Hardened vs Case Hardened Bearings - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/bcae219c-e36b-46da-a1cb-58653cd738d0/CH-brg-diagram.png Tech Aritlces - Through Hardened vs Case Hardened Bearings - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/50ec9432-5e9d-414e-bbe2-0605848eea4e/dent-curve.jpg Tech Aritlces - Through Hardened vs Case Hardened Bearings - Make it stand out Low retained austenite: sharp edge corners High retained austenite: smooth edge corners https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/8d41f92b-8ef9-45c2-8f31-21eb1450422d/TH-v-CH-Crack-initiation.png Tech Aritlces - Through Hardened vs Case Hardened Bearings - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/8e2d6f3b-bb32-4f7b-92a7-4856ca93885d/STF-pie_web.jpg Tech Aritlces - Through Hardened vs Case Hardened Bearings - Make it stand out Causes of bearing failure https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/c3e74efb-7814-42db-8693-7907ac6f4646/th-ch-table.png Tech Aritlces - Through Hardened vs Case Hardened Bearings - Make it stand out Through hard vs Case Hard table https://www.malloywind.com/articles/bearing-clearance monthly 0.5 2022-08-04 https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1fb3536e-3667-49d5-9b6d-95609a3110ef/CRBclearance.jpg Tech Aritlces - Bearing Clearance - Make it stand out Fig 1. Radial internal clearance of a CRB https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/fe78c14e-6d07-4ed1-946f-e21b21868225/clearance-axial.gif Tech Aritlces - Bearing Clearance - Make it stand out Fig 2. Axial clearance in tapered roller bearing set https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/472b8e92-3c4b-450e-bf4c-ae05245d395c/clearance-preload-CRB.jpg Tech Aritlces - Bearing Clearance - Make it stand out Fig 3. Radial preload of cylindrical roller bearing https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1651700067644-BWFGVZ2B8E3UMZAL3VYF/clearance-excessCRB.jpg Tech Aritlces - Bearing Clearance https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1651700067670-VDLOY21RDEVROTOPPZ8A/clearance-correctCRB.jpg Tech Aritlces - Bearing Clearance https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/6e884d1c-a8f4-4603-baef-9f7c2bc7075e/clearance-table-CRB.jpg Tech Aritlces - Bearing Clearance - Make it stand out Fig. 6 Clearance table for cylindrical roller bearings https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/5bfac77c-82c7-4774-8ddd-6f1f3df3c5a7/clearanceNCF-18-530.jpg Tech Aritlces - Bearing Clearance - Make it stand out Fig. 7 Clearance ranges for NCF 18/530 by description https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/6f35c8c0-fe9a-438c-a0d5-c77b8aeb2190/clearanceNCF-18-530-2.jpg Tech Aritlces - Bearing Clearance - Make it stand out Fig. 8 Clearance range for NCF 18/530 by description compared to special nominal https://www.malloywind.com/articles/ge-pitch-motor-bearing monthly 0.5 2022-08-04 https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/7916c988-01af-45b7-8e7b-6d21dc063224/GE+Pitch+Motor+Bearings-std.jpg Tech Aritlces - Special Bearing Used in GE Pitch Motors - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/a07fcaac-c9b0-4c8c-abda-5c109e1f98e1/ge-pitch-brg-ceramic.jpg Tech Aritlces - Special Bearing Used in GE Pitch Motors - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://www.malloywind.com/articles/category/Blade+Bearing monthly 0.5 https://www.malloywind.com/articles/category/Bearings monthly 0.5 https://www.malloywind.com/articles/category/Main+Shaft+Bearings monthly 0.5 https://www.malloywind.com/articles/category/Gearbox+Bearings monthly 0.5 https://www.malloywind.com/articles/category/Pitch monthly 0.5 https://www.malloywind.com/articles/category/Motors monthly 0.5 https://www.malloywind.com/articles/category/Super-TF monthly 0.5 https://www.malloywind.com/articles/category/Blade+Bearings monthly 0.5 https://www.malloywind.com/articles/tag/STF monthly 0.5 https://www.malloywind.com/articles/tag/TRB monthly 0.5 https://www.malloywind.com/articles/tag/Blade+asymmetry+fault monthly 0.5 https://www.malloywind.com/articles/tag/Case+Carburized monthly 0.5 https://www.malloywind.com/articles/tag/Bainite monthly 0.5 https://www.malloywind.com/articles/tag/Timken monthly 0.5 https://www.malloywind.com/articles/tag/tapered+roller+bearing monthly 0.5 https://www.malloywind.com/articles/tag/BOC monthly 0.5 https://www.malloywind.com/articles/tag/Pitch+Motor monthly 0.5 https://www.malloywind.com/articles/tag/Pitch+System monthly 0.5 https://www.malloywind.com/articles/tag/raceway+damage monthly 0.5 https://www.malloywind.com/articles/tag/Generator+Bearings monthly 0.5 https://www.malloywind.com/articles/tag/Wind+turbine+gearbox+bearings monthly 0.5 https://www.malloywind.com/articles/tag/2r4p monthly 0.5 https://www.malloywind.com/articles/tag/Cracking+pitch+bearings monthly 0.5 https://www.malloywind.com/articles/tag/NSK monthly 0.5 https://www.malloywind.com/articles/tag/Hybrid monthly 0.5 https://www.malloywind.com/articles/tag/GE+Wind+Turbines monthly 0.5 https://www.malloywind.com/articles/tag/Cracked+Blade+Bearings monthly 0.5 https://www.malloywind.com/articles/tag/CRB monthly 0.5 https://www.malloywind.com/articles/tag/2-row+4-point monthly 0.5 https://www.malloywind.com/articles/tag/WEC monthly 0.5 https://www.malloywind.com/articles/tag/White+Structure+Failure monthly 0.5 https://www.malloywind.com/articles/tag/Cylindrical+roller+bearing monthly 0.5 https://www.malloywind.com/articles/tag/Pitch monthly 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monthly 0.5 https://www.malloywind.com/articles/tag/bench+end+play monthly 0.5 https://www.malloywind.com/articles/tag/Electrical+fluting monthly 0.5 https://www.malloywind.com/articles/tag/WSF monthly 0.5 https://www.malloywind.com/articles/tag/RIC monthly 0.5 https://www.malloywind.com/articles/tag/FAG monthly 0.5 https://www.malloywind.com/articles/tag/thyristor+fault monthly 0.5 https://www.malloywind.com/articles/tag/axial+clearance monthly 0.5 https://www.malloywind.com/articles/tag/SKF monthly 0.5 https://www.malloywind.com/articles/tag/Cracking+rings monthly 0.5 https://www.malloywind.com/articles/tag/Blade+bearing+failure monthly 0.5 https://www.malloywind.com/articles/tag/Ceramic monthly 0.5 https://www.malloywind.com/articles/tag/Gearbox+bearings monthly 0.5 https://www.malloywind.com/articles/tag/ceramic+hybrid monthly 0.5 https://www.malloywind.com/home daily 1.0 2024-08-16 https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1646664545636-N2EXJTJU69F0X2ZQD6XU/wind-turbine-against-deep-blue-sky.jpg Home https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1651692431968-4BAPVM6S9GGW7ASHQZY4/unsplash-image-i-eXpmQ98M8.jpg Home https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1651692536961-H6JV7QI9VPM93BAPOO0M/unsplash-image-WYGhTLym344.jpg Home https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1651845307274-3XRPU3D7ZHYWPIQXQDJB/unsplash-image-5WpFmb0NOvY.jpg Home https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1651848975288-J7KYWD2A9RR62VMXV07Z/unsplash-image-B8q81_lE4JA.jpg Home https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1657632665213-IXLW5L39HRRUYQYWJUWS/240_600_V1.jpg Home https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1657633485123-OHFCP5CDFCB3ZH9B1E0T/DSC00230.jpg Home https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1657633888585-31XRR2W7GEL9JTE6HILI/20200817_185156582_iOS.jpg Home https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1659618168665-XJY32V6LW52PDN17QKIM/161050_002_no_logo_small-2.jpg Home https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1659618222820-RZDE3VIDL85ML8PGZZ46/SRB_WT_GEARBOX_VIEW_04.jpg Home https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1659618332089-77WKKBL3JKSC0Z2KOI6W/XL+Hybrid+DGBB-sq.png Home https://www.malloywind.com/blade-bearings daily 0.75 2026-02-11 https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1659622031919-TBPAG5NKP58UOPCJ6P46/NSK+TOUGH_STEELx4-sm-sq.jpg Blade Bearings https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/0a7c9f2d-8351-4f2a-83dd-60ab67270cdc/96GXXX_G3_Pro_FF-2.png Blade Bearings https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/ebe80c4e-699f-42fe-9e61-4bf725bed71f/blade-ring-crack-20.JPG Blade Bearings https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/e4a14b9e-9e2e-45da-918b-04dbcd6b9f4f/Blade-cage-failure-17.jpg Blade Bearings https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/87a84d93-0ffd-49fd-b21c-13991a849a55/T-Solid+production+4.jpg Blade Bearings - Blade Bearings Malloy is stocking upgraded blade bearings for several applications, and it continues to grow. In addition to upgraded 2 row 4 point blade bearings we also have the next generation T-SOLID in stock for the toughest of applications. Blade bearings fail for various reasons. It's important to understand the cause of failure and install a replacement bearing that will last longer than the first. Each application of blade bearings offered has a specific set of upgrades for the known set of problems found on that turbine. https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/8ca6a981-9780-4998-b21f-ae95dfdcf461/7.12.22+Blade+Bearing+table+only.jpg Blade Bearings - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/c6b4ebe9-34d9-4c64-976b-f6c59dad5f3f/Blade-GE2x-1.jpg Blade Bearings - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/9cc63443-df60-4d0a-937d-fd3f628e0571/Blade-T-SOLID-5.JPG Blade Bearings - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/7880c9cc-a372-4658-9465-d239945b40fa/T-Solid+production+5.JPG Blade Bearings - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/2e0adf0a-6504-4f2c-96fd-ce113d292d96/Blade+good+packaging+13.JPG Blade Bearings - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/e6f68c19-9f5c-48a7-9e24-ebae51383221/Blade+good+packaging+17.JPG Blade Bearings - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/8c7c8466-4616-4c46-9a59-6e69028ddcb3/Blade+good+packaging+16.jpg Blade Bearings - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/4cb8d812-202d-456a-b8b9-17b4f9940d8f/Blade-Assembly-1.jpg Blade Bearings - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/5e09afff-7f2a-4ca5-b636-d388c4015ede/T-Solid+production+12.jpg Blade Bearings - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/af4226c2-6e0a-479b-8999-e31f70f3c280/Pitch-DSC08730.jpg Blade Bearings - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://www.malloywind.com/contact daily 0.75 2022-10-11 https://www.malloywind.com/gearbox daily 0.75 2025-04-22 https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1657638144027-513FOGPWZ15H7QODIUPV/HR30326J.jpg Gearbox Bearings https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1657645598832-NJUP3YM74WOSXWCXNJTH/TH+vs+CH+image.png Gearbox Bearings https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1659622031919-TBPAG5NKP58UOPCJ6P46/NSK+TOUGH_STEELx4-sm-sq.jpg Gearbox Bearings https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/0386e00f-8dc9-40be-b68e-c17aab58e844/CRB+types.png Gearbox Bearings https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/e8defd53-662f-40d1-a2df-d655b2c4e1cf/20170826_212902-med-2.jpg Gearbox Bearings - Gearbox Bearings Malloy has gearbox bearings in stock for over 30 different gearboxes in all major turbine platforms. This includes the aftermarket standard of Black Oxide bearings as well as upgraded Super Tough bearings that can greatly increase bearing life in Wind. https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/829a8a70-a8a7-4092-968c-39829ea5e5df/STF+table+update+2025.png Gearbox Bearings - Make it stand out Table of bearing materials available for wind turbine gearboxes https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/e3e5a8c3-9de8-40cd-a536-c2cddd02be91/fig1.png https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/aea6c237-4f7d-400d-94bb-0444ade8189b/fig2.png https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/28fc53f7-e1c5-452f-8238-955a93fa32b3/fig3.png https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/3fd41d5a-ab0f-4f8b-9d1b-358f819713a3/Fig4.png https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/2dc382c4-3b7b-412a-9ed2-5bc81ba3803c/fig5.png https://www.malloywind.com/generator-bearings daily 0.75 2022-12-15 https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1659622031919-TBPAG5NKP58UOPCJ6P46/NSK+TOUGH_STEELx4-sm-sq.jpg Generator Bearings https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/0a7c9f2d-8351-4f2a-83dd-60ab67270cdc/96GXXX_G3_Pro_FF-2.png Generator Bearings https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/e4a14b9e-9e2e-45da-918b-04dbcd6b9f4f/Blade-cage-failure-17.jpg Generator Bearings https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1659619260149-8ML59LNZGXGSZ7Z9TY1R/Electrical+Fluting+WO+170622-1+-crop-sm-sq.jpg Generator Bearings https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/697df09f-d1a4-4640-8c30-27c7bdd29c64/ga1.png Generator Bearings GOOD: SKF Explorer Ball Bearing https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/d19b5c4c-e4af-4bec-a510-2889c0119ada/ga2.png Generator Bearings BETTER: SKF InsoCoat Outer Ring https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/f2473348-e88b-4ca5-beda-7298d0f1e74b/ga3.png Generator Bearings BETTER: SKF InsoCoat Inner Ring https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/99b6835f-5c1e-490d-a002-77dd708ce516/ga.png Generator Bearings BEST: SKF/MRC Ceramic Hybrid Bearing https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1659618332089-77WKKBL3JKSC0Z2KOI6W/XL+Hybrid+DGBB-sq.png Generator Bearings - Gen Bearings Malloy has a large selection of gen bearings in stock. Most of these are the upgraded hybrid ceramic construction. ABB | Hitachi | Winergy | VEM | Indar | Elin | LeRoy Somer https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/17ef82a4-bca3-4d46-8c85-a4d5adcec90e/Electrical+Fluting+WO+170622-1+-crop.jpg Generator Bearings - Typical electrical fluting damage example https://www.malloywind.com/main-shaft daily 0.75 2024-09-05 https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1659622031919-TBPAG5NKP58UOPCJ6P46/NSK+TOUGH_STEELx4-sm-sq.jpg Main Shaft Bearings https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1659619004363-H55ENNTPZ3FV79OD1VTT/CH-brg-diagram-sq.png Main Shaft Bearings https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/94749347-4dd6-44a8-adac-e7350a94a640/240_600_V1.jpg Main Shaft Bearings - Mainshaft Bearings Malloy is stocking select main shaft bearings and seals. If we don't already stock what you need please let us know. We're always interested in growing inventory to accommodate customer needs. GE 1.xMW | GE 2.xMW | Siemens 2.3MW | NegMicon 750/900kW | Vestas V80/V90-1.8/2.0MW | Gamesa G80/G90-1.8/2.0MW | Vestas V82 | MHI 1000A | MHI 2.4MW | Others https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/ce2f0c57-2f8d-4bbd-85df-065db9019927/240_600_V1_STEEL_BEARINGS.jpg https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/fa65cbdd-c7a5-44e8-b736-013b47ebd0f3/Improved+bearing+life+under+severe+lubrication+conditions%402x.png https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/2aa84065-7a1a-4fd7-8de5-655ac172b92f/Service+Life+of+Bearings+Under+Contaminated+Lubrication%404x.png https://www.malloywind.com/mw-reports daily 0.75 2022-12-15 https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1651857575770-IGL2AGYDS2W8VBZH18QS/MW-V1.png MW Reports https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1651857676614-H7H0G33UK7EH6IKOU5J3/MW-V2.png MW Reports https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1651857751812-NED8IL9X5LANCWSL1RB4/MW-V3.png MW Reports https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1659622031919-TBPAG5NKP58UOPCJ6P46/NSK+TOUGH_STEELx4-sm-sq.jpg MW Reports https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/0a7c9f2d-8351-4f2a-83dd-60ab67270cdc/96GXXX_G3_Pro_FF-2.png MW Reports https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/4a058610-da53-4af1-b580-45793da13524/DSC00190.jpg MW Reports https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1659721965677-ZFWA9BPWT70EQ5PS39YU/GE+Pitch+Motor+Bearings-ceramic-sq.jpg MW Reports https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1659619004363-H55ENNTPZ3FV79OD1VTT/CH-brg-diagram-sq.png MW Reports https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1657638144027-513FOGPWZ15H7QODIUPV/HR30326J.jpg MW Reports https://www.malloywind.com/videos daily 0.75 2025-07-09 https://www.malloywind.com/gearbox-rfq daily 0.75 2022-05-06 https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/a0394f6f-aa10-46ca-8398-7f432029135f/Gearbox.png Gearbox RFQ https://www.malloywind.com/downloads daily 0.75 2025-10-21 https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1651855584200-9DUBZ55RBTKBAG3TAMPC/NSK_WIND_MALLOY.png Downloads https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1651855647758-KQ8BMX6C52WMYZYW56IN/NSK_STF-SRBs_forMainShaft.png Downloads https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/61db901b-11f5-4111-84ff-2d68328a5ff0/ECAM-MSB.jpg Downloads https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/54f414d2-a479-4657-9891-d586beb6bf2d/MSB_flyer-update.jpg Downloads https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/5f843603-b8a2-4e84-b3fa-fe8d58968447/BB_Flyer.jpg Downloads https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/985d391c-935e-4a24-8b71-32ceb33f58fd/GB_Flyer.jpg Downloads https://www.malloywind.com/404-page daily 0.75 2022-07-29 https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/08e31212-379b-4f7e-800a-a33f8f294cac/404.jpg https://www.malloywind.com/super-tough daily 0.75 2025-04-22 https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1657638144027-513FOGPWZ15H7QODIUPV/HR30326J.jpg Super Tough https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1657645598832-NJUP3YM74WOSXWCXNJTH/TH+vs+CH+image.png Super Tough https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1659618545754-OYT0D3XTG9MMXMYUVI97/161050_002_no_logo_small-2.jpg Super Tough https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1659733623465-YROET1FXPQCHMN2KSOWX/gearbox-sm-sq.jpg Super Tough https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/829a8a70-a8a7-4092-968c-39829ea5e5df/STF+table+update+2025.png Super Tough - Gearbox Bearings Malloy has gearbox bearings in stock for over 30 different gearboxes in all major turbine platforms. This includes the aftermarket standard of Black Oxide bearings as well as upgraded Super Tough bearings that can greatly increase bearing life in Wind. https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/8e2d6f3b-bb32-4f7b-92a7-4856ca93885d/STF-pie_web.jpg https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/438cdc0d-a30d-4bf9-b763-d180370b0ef7/dent-curve.jpg https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/f403eb48-5c42-4725-92de-6defa2164242/standard+vs+tf+carbides.png https://www.malloywind.com/black-oxide daily 0.75 2022-12-15 https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1657645598832-NJUP3YM74WOSXWCXNJTH/TH+vs+CH+image.png Black Oxide https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1659618545754-OYT0D3XTG9MMXMYUVI97/161050_002_no_logo_small-2.jpg Black Oxide https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1659622031919-TBPAG5NKP58UOPCJ6P46/NSK+TOUGH_STEELx4-sm-sq.jpg Black Oxide https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/a8188937-19be-4dff-9512-df33b77a57f2/431KH5755-med.jpg Black Oxide - Gearbox Bearings Black Oxide Gearbox Bearing https://www.malloywind.com/bearings daily 0.75 2022-09-07 https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1657638144027-513FOGPWZ15H7QODIUPV/HR30326J.jpg Bearings https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1657645598832-NJUP3YM74WOSXWCXNJTH/TH+vs+CH+image.png Bearings https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1659618545754-OYT0D3XTG9MMXMYUVI97/161050_002_no_logo_small-2.jpg Bearings https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/1659622031919-TBPAG5NKP58UOPCJ6P46/NSK+TOUGH_STEELx4-sm-sq.jpg Bearings https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/9c291209-356a-4696-a286-01e475aee7c3/logo1.png Bearings https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/f42467e4-7fe1-48e5-a2ca-2b54a5072751/logo2.png Bearings https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/36e8a199-008e-4036-aa7d-2808a030fb48/logo3.png Bearings https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/d07a1604-db78-4131-a5d8-a9580f887e84/STF+Bearing.PNG Bearings - Gearbox Bearings Malloy has gearbox bearings in stock for over 30 different gearboxes in all major turbine platforms. This includes the aftermarket standard of Black Oxide bearings as well as upgraded Super Tough bearings that can greatly increase bearing life in Wind. https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/0386e00f-8dc9-40be-b68e-c17aab58e844/CRB+types.png https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/d871f802-dc54-45c9-9a9f-fd26840e8c51/SRB-crop-small.png https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/72624a9c-df18-4784-81d8-e6147a2a35fb/TRB+DF-crop.png https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/f4cc2f17-8828-47cb-804d-92844b72d39c/QJ-crop-small.png https://www.malloywind.com/repower daily 0.75 2024-08-30 https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/f86f30e2-59fa-4131-98c9-cea5a5eb1fc8/0596.jpg https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/03140380-006b-4694-84b3-e9f8b68c55b1/0120.jpg https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/6e39f181-9b25-4773-a96c-4e8e2449bb62/20170826_212902-med.jpg https://www.malloywind.com/meet-us daily 0.75 2025-03-27 https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/eed11804-0cc1-42b5-8aee-a054b4c270dc/IMG_20201008_163622.jpg Meet Us https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/3482b5fc-f6b2-4efc-98a4-037343f0b5e8/Shannon+Photo.jpg Meet Us https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/102f3793-e0d7-43d0-b4de-c6e6d5519090/IMG_20221206_134353.jpg Meet Us https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/ee804aae-c82c-4588-a39a-19f35a9a7ad7/Profile.jpg Meet Us https://www.malloywind.com/manufacturers daily 0.75 2023-09-06 https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/7bbb57a6-631a-4627-8e5c-11fecdf391cd/logo2.png Manufacturers https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/9c291209-356a-4696-a286-01e475aee7c3/logo1.png Manufacturers https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/bff0bc3b-dfb7-42b2-9149-6da448ec2b6e/logo3.png Manufacturers https://images.squarespace-cdn.com/content/v1/6205760580d0f6448371508a/572ba1a8-bfda-4d0c-b683-e9da7d45af72/logo4.png Manufacturers