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Koyo K55X63X20 — catalogue photograph of the needle roller bearing family

Koyo K55X63X20 needle roller and cage assembly

Koyo K55X63X20 needle roller and cage assembly: roller bore diameter Fw 55 mm, width 20 mm, basic dynamic load rating Cr 40.3 kN; cross-references: IKO KT556320C3, INA K55X63X20B.

Needle roller and cage assemblies · 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 K55X63X20 — catalogue photograph of the needle roller bearing familyKoyo K55X63X20 — catalogue drawing of the needle roller bearing family

Specifications

Roller bore diameter Fw55 mm
Width20 mm
Basic dynamic load rating Cr40.3 kN
Shaft diameter55 mm
Roller outside diameter Ew63 mm
Basic static load rating C0r73.5 kN
Limiting speed, grease lubrication5000 min-1
Limiting speed, oil lubrication7800 min-1
Mass0.072 kg
Product typeRadial needle roller and cage assemblies, metric series

All specifications: Verifiedprinted in Koyo’s own catalogue

Cross-references

PartManufacturerRelationshipEvidence
KT556320C3IKODimensional interchangeSingle sourcestated by Koyo; not corroborated
K55X63X20BINADimensional 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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