Koyo 7304 angular contact ball bearing
Koyo 7304 angular contact ball bearing: bore d 20 mm, outside diameter D 52 mm, width 15 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 | 20 mm |
|---|---|
| Outside diameter D | 52 mm |
| Width | 15 mm |
| Limiting speed, grease lubrication | 17000 min-1 |
| Limiting speed, oil lubrication | 21000 min-1 |
| Mass | 0.150 kg |
All specifications: Verifiedprinted in Koyo’s own catalogue
Same size, other makers and types (20 × 52 × 15 mm)
| Part | Manufacturer | Type |
|---|---|---|
| 6304LU/5C | NTN | deep groove ball bearing |
| 6304LU | NTN | deep groove ball bearing |
| 6304LUC3 | NTN | deep groove ball bearing |
| 6304LUN | NTN | deep groove ball bearing |
| 6304LUNC3 | NTN | deep groove ball bearing |
| 6304ZN | NTN | deep groove ball bearing |
| 6304ZNC3 | NTN | deep groove ball bearing |
| N304 | Koyo | cylindrical roller bearing |
| NF304 | Koyo | cylindrical roller bearing |
| NJ304R | Koyo | cylindrical roller bearing |
| NU304R | Koyo | cylindrical roller bearing |
| NUP304R | Koyo | cylindrical roller 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. 10 more share this size.
Documents
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