Koyo NU311R cylindrical roller bearing
Koyo NU311R cylindrical roller bearing: bore d 55 mm, outside diameter D 120 mm, width 29 mm.
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
| Bore d | 55 mm |
|---|---|
| Outside diameter D | 120 mm |
| Width | 29 mm |
| Basic dynamic load rating Cr | 172 kN |
| Basic static load rating C0r | 143 kN |
All specifications: Verifiedprinted in Koyo’s own catalogue
Same size, other makers and types (55 × 120 × 29 mm)
| Part | Manufacturer | Type |
|---|---|---|
| 6311LU | NTN | deep groove ball bearing |
| 6311LUC3 | NTN | deep groove ball bearing |
| 6311LUN | NTN | deep groove ball bearing |
| 6311LUNC3 | NTN | deep groove ball bearing |
| 6311ZN | NTN | deep groove ball bearing |
| 6311ZNC3 | NTN | deep groove ball bearing |
| 7311 | Koyo | angular contact ball bearing |
| 7311B | Koyo | angular contact ball bearing |
| 7311C | Koyo | angular contact ball bearing |
| 6311 2RS | Koyo | deep groove ball bearing |
| 6311 2RU | Koyo | deep groove ball bearing |
| 6311 ZZ | Koyo | deep groove ball bearing |
These match this part on the dimensions each maker prints. A size match is not a stated interchange: check the other specifications before substituting. 7 more share this size.
Documents
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