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Koyo RNA49/28 — catalogue photograph of the needle roller bearing family

Koyo RNA49/28 needle roller bearing inner ring

Koyo RNA49/28 needle roller bearing inner ring: roller bore diameter Fw 32 mm, outside diameter D 45 mm, width 17 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 RNA49/28 — catalogue photograph of the needle roller bearing familyKoyo RNA49/28 — catalogue drawing of the needle roller bearing familyKoyo RNA49/28 — catalogue drawing of the needle roller bearing family

Specifications

Roller bore diameter Fw32 mm
Outside diameter D45 mm
Width17 mm
Basic dynamic load rating Cr25.1 kN
Shaft diameter32 mm
Basic static load rating C0r33.8 kN
Limiting speed, grease lubrication9000 min-1
Limiting speed, oil lubrication14000 min-1
Mass0.080 kg
Product typeHeavy-duty needle roller bearings without inner rings, metric series

All specifications: Verifiedprinted in Koyo’s own catalogue

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