Koyo 7221 angular contact ball bearing
Koyo 7221 angular contact ball bearing: bore d 105 mm, outside diameter D 190 mm, width 36 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 | 105 mm |
|---|---|
| Outside diameter D | 190 mm |
| Width | 36 mm |
| Limiting speed, grease lubrication | 3900 min-1 |
| Limiting speed, oil lubrication | 4900 min-1 |
| Mass | 3.95 kg |
All specifications: Verifiedprinted in Koyo’s own catalogue
Same size, other makers and types (105 × 190 × 36 mm)
| Part | Manufacturer | Type |
|---|---|---|
| 6221LU | NTN | deep groove ball bearing |
| 6221LUC3 | NTN | deep groove ball bearing |
| 6221LUN | NTN | deep groove ball bearing |
| 6221LUNC3 | NTN | deep groove ball bearing |
| 6221ZN | NTN | deep groove ball bearing |
| 6221ZNC3 | NTN | deep groove ball bearing |
| N221 | Koyo | cylindrical roller bearing |
| NF221 | Koyo | cylindrical roller bearing |
| 6221 2RS | Koyo | deep groove ball bearing |
| 6221 2RU | Koyo | deep groove ball bearing |
| 6221 ZZX | Koyo | deep groove ball bearing |
| 6221 | 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. 2 more share this size.
Documents
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