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Koyo RNA4911 — catalogue photograph of the needle roller bearing family

Koyo RNA4911 needle roller bearing inner ring

Koyo RNA4911 needle roller bearing inner ring: roller bore diameter Fw 63 mm, outside diameter D 80 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 RNA4911 — catalogue photograph of the needle roller bearing familyKoyo RNA4911 — catalogue drawing of the needle roller bearing familyKoyo RNA4911 — catalogue drawing of the needle roller bearing family

Specifications

Roller bore diameter Fw63 mm
Outside diameter D80 mm
Width25 mm
Basic dynamic load rating Cr62.0 kN
Shaft diameter63 mm
Basic static load rating C0r107 kN
Limiting speed, grease lubrication4500 min-1
Limiting speed, oil lubrication6900 min-1
Mass0.285 kg
Product typeHeavy-duty needle roller bearings without inner rings, metric series

All specifications: Verifiedprinted in Koyo’s own catalogue

Documents

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