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Koyo NK50/25 — catalogue photograph of the needle roller bearing family

Koyo NK50/25 needle roller bearing inner ring

Koyo NK50/25 needle roller bearing inner ring: roller bore diameter Fw 50 mm, outside diameter D 62 mm, width 25 mm.

Needle roller bearing inner rings · All Koyo part numbers

Figure © Koyo, clipped unaltered from Koyo Ball & Roller Bearings catalog B2001E-6 — Standard Bearings section (B2001E-6b). It illustrates the product family printed there, which may include other sizes. Removed on request.

Koyo NK50/25 — catalogue photograph of the needle roller bearing familyKoyo NK50/25 — catalogue drawing of the needle roller bearing familyKoyo NK50/25 — catalogue drawing of the needle roller bearing family

Specifications

Roller bore diameter Fw50 mm
Outside diameter D62 mm
Width25 mm
Basic dynamic load rating Cr40.7 kN
Shaft diameter50 mm
Basic static load rating C0r79.3 kN
Limiting speed, grease lubrication5500 min-1
Limiting speed, oil lubrication8500 min-1
Mass0.171 kg
Product typeHeavy-duty needle roller bearings without inner rings, metric series

All specifications: Verifiedprinted in Koyo’s own catalogue

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