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Koyo RNA6912 — catalogue photograph of the needle roller bearing family

Koyo RNA6912 needle roller bearing inner ring

Koyo RNA6912 needle roller bearing inner ring: roller bore diameter Fw 68 mm, outside diameter D 85 mm, width 45 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 RNA6912 — catalogue photograph of the needle roller bearing familyKoyo RNA6912 — catalogue drawing of the needle roller bearing familyKoyo RNA6912 — catalogue drawing of the needle roller bearing family

Specifications

Roller bore diameter Fw68 mm
Outside diameter D85 mm
Width45 mm
Basic dynamic load rating Cr99.3 kN
Shaft diameter68 mm
Basic static load rating C0r189 kN
Limiting speed, grease lubrication4100 min-1
Limiting speed, oil lubrication6300 min-1
Mass0.546 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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