
Koyo K47X52X17H needle roller and cage assembly
Koyo K47X52X17H needle roller and cage assembly: roller bore diameter Fw 47 mm, width 17 mm, basic dynamic load rating Cr 24.2 kN; cross-reference: IKO KT475217C3.
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.


Specifications
| Roller bore diameter Fw | 47 mm |
|---|---|
| Width | 17 mm |
| Basic dynamic load rating Cr | 24.2 kN |
| Shaft diameter | 47 mm |
| Roller outside diameter Ew | 52 mm |
| Basic static load rating C0r | 50.4 kN |
| Limiting speed, grease lubrication | 5800 min-1 |
| Limiting speed, oil lubrication | 8900 min-1 |
| Mass | 0.032 kg |
| Product type | Radial needle roller and cage assemblies, metric series |
All specifications: Verifiedprinted in Koyo’s own catalogue
Cross-references
| Part | Manufacturer | Relationship | Evidence | |
|---|---|---|---|---|
| KT475217C3 | IKO | Dimensional interchange | Single sourcestated by Koyo; not corroborated | |
Koyo: 'Dimensional interchangeability only. This does not imply interchangeable in all respects.' (Metric NRB Interchange Guide p18)
Documents
Documents open on the publisher's own site; we link them and never host a copy.