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Koyo RNA4924 — catalogue photograph of the needle roller bearing family

Koyo RNA4924 heavy-duty needle roller bearing

Koyo RNA4924 heavy-duty needle roller bearing: roller bore diameter Fw 135 mm, outside diameter D 165 mm, width 45 mm; cross-references: IKO RNA4924, INA RNA4924.

Heavy-duty needle roller bearings · 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 RNA4924 — catalogue photograph of the needle roller bearing familyKoyo RNA4924 — catalogue drawing of the needle roller bearing family
Koyo RNA4924: roller bore diameter Fw 135 mm, outside diameter D 165 mm, width C 45 mm, drawn to scaleFw 135 mmD 165 mmC 45 mm
Drawing: BearingLookup, to the printed roller bore diameter Fw, outside diameter D and width C cited in the specifications below; internal detail is illustrative.

Specifications

Roller bore diameter Fw135 mm
Outside diameter D165 mm
Width45 mm
Basic dynamic load rating Cr177 kN
Shaft diameter135 mm
Basic static load rating C0r407 kN
Limiting speed, grease lubrication2000 min-1
Limiting speed, oil lubrication3100 min-1
Mass1.980 kg
Product typeHeavy-duty needle roller bearings without inner rings, metric series

All specifications: Verified printed in Koyo’s own catalogue

Cross-references

PartManufacturerRelationshipEvidence
IKODimensional interchangeSingle source stated by Koyo; not corroborated
INADimensional interchangeSingle source stated 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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