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Koyo RNA49/22 — catalogue photograph of the needle roller bearing family

Koyo RNA49/22 heavy-duty needle roller bearing

Koyo RNA49/22 heavy-duty needle roller bearing: roller bore diameter Fw 28 mm, outside diameter D 39 mm, width 17 mm; cross-references: IKO RNA49/22, INA RNA49/22.

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 RNA49/22 — catalogue photograph of the needle roller bearing familyKoyo RNA49/22 — catalogue drawing of the needle roller bearing familyKoyo RNA49/22 — catalogue drawing of the needle roller bearing family
Koyo RNA49/22: roller bore diameter Fw 28 mm, outside diameter D 39 mm, width C 17 mm, drawn to scaleFw 28 mmD 39 mmC 17 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 Fw28 mm
Outside diameter D39 mm
Width17 mm
Basic dynamic load rating Cr23.3 kN
Shaft diameter28 mm
Basic static load rating C0r29.6 kN
Limiting speed, grease lubrication10000 min-1
Limiting speed, oil lubrication16000 min-1
Mass0.059 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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