NTN 6304ZN deep groove ball bearing
NTN 6304ZN deep groove ball bearing Single Shielded CN (NTN Bearing Finder: Item # 6304ZN): bore d 20.000 mm (0.7874 in), outside diameter D 52.000 mm (2.0472 in), width 15.000 mm (0.5906 in).
Specifications
| Bore d | 20.000 mm |
|---|---|
| Outside diameter D | 52.000 mm |
| Width | 15.000 mm |
| Basic dynamic load rating Cr | 17.60 kN |
| Basic static load rating C0r | 7.90 kN |
| Limiting speed, grease lubrication | 14000.0 RPM |
| Limiting speed, oil lubrication | 17000 RPM |
| Enclosure | Single Shielded |
| Radial internal clearance | CN |
| Cage type | Pressed |
| Cage material | Steel |
| Bore type | Round |
| Precision | Class 0 |
| Material | High Carbon Chrome Steel |
| Type | Ball Bearing |
All specifications: Verifiedprinted in NTN’s own product listing
Same size, other makers and types (20 × 52 × 15 mm)
| Part | Manufacturer | Type |
|---|---|---|
| 7304 | Koyo | angular contact ball bearing |
| 7304B | Koyo | angular contact ball bearing |
| 7304C | Koyo | angular contact 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 |
| 6304 2RD | Koyo | deep groove ball bearing |
| 6304 2RS | Koyo | deep groove ball bearing |
| 6304 2RU | Koyo | deep groove ball bearing |
| 6304 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. 6 more share this size.