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Koyo RNA4913 — catalogue photograph of the needle roller bearing family

Koyo RNA4913 heavy-duty needle roller bearing

Koyo RNA4913 heavy-duty needle roller bearing: roller bore diameter Fw 72 mm, outside diameter D 90 mm, width 25 mm; cross-references: IKO RNA4913, INA RNA4913.

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 RNA4913 — catalogue photograph of the needle roller bearing familyKoyo RNA4913 — catalogue drawing of the needle roller bearing familyKoyo RNA4913 — catalogue drawing of the needle roller bearing family
Koyo RNA4913: roller bore diameter Fw 72 mm, outside diameter D 90 mm, width C 25 mm, drawn to scaleFw 72 mmD 90 mmC 25 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 Fw72 mm
Outside diameter D90 mm
Width25 mm
Basic dynamic load rating Cr66.0 kN
Shaft diameter72 mm
Basic static load rating C0r121 kN
Limiting speed, grease lubrication3900 min-1
Limiting speed, oil lubrication5900 min-1
Mass0.346 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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