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Koyo RNA4914 — catalogue photograph of the needle roller bearing family

Koyo RNA4914 needle roller bearing inner ring

Koyo RNA4914 needle roller bearing inner ring: roller bore diameter Fw 80 mm, outside diameter D 100 mm, width 30 mm; cross-references: IKO RNA4914, INA RNA4914.

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 RNA4914 — catalogue photograph of the needle roller bearing familyKoyo RNA4914 — catalogue drawing of the needle roller bearing familyKoyo RNA4914 — catalogue drawing of the needle roller bearing family

Specifications

Roller bore diameter Fw80 mm
Outside diameter D100 mm
Width30 mm
Basic dynamic load rating Cr86.3 kN
Shaft diameter80 mm
Basic static load rating C0r157 kN
Limiting speed, grease lubrication3500 min-1
Limiting speed, oil lubrication5400 min-1
Mass0.502 kg
Product typeHeavy-duty needle roller bearings without inner rings, metric series

All specifications: Verifiedprinted in Koyo’s own catalogue

Cross-references

PartManufacturerRelationshipEvidence
IKODimensional interchangeSingle sourcestated by Koyo; not corroborated
INADimensional interchangeSingle sourcestated by Koyo; not corroborated

Koyo: 'Dimensional interchangeability only. This does not imply interchangeable in all respects.' (Metric NRB Interchange Guide p18)

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