NTN 6321LUNC3 deep groove ball bearing
NTN 6321LUNC3 deep groove ball bearing Single Sealed C3 (NTN Bearing Finder: Item # 6321LUNC3): bore d 105.000 mm (4.1339 in), outside diameter D 225.000 mm (8.8583 in), width 49.000 mm (1.9291 in).
Specifications
| Bore d | 105.000 mm |
|---|---|
| Outside diameter D | 225.000 mm |
| Width | 49.000 mm |
| Basic dynamic load rating Cr | 204.00 kN |
| Basic static load rating C0r | 153.00 kN |
| Limiting speed, grease lubrication | 2100 RPM |
| Enclosure | Single Sealed |
| Radial internal clearance | C3 |
| 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 (105 × 225 × 49 mm)
| Part | Manufacturer | Type |
|---|---|---|
| 7321 | Koyo | angular contact ball bearing |
| 7321B | Koyo | angular contact ball bearing |
| 7321C | Koyo | angular contact ball bearing |
| N321 | Koyo | cylindrical roller bearing |
| NF321 | Koyo | cylindrical roller bearing |
| 6321 2RS | Koyo | deep groove ball bearing |
| 6321 2RU | Koyo | deep groove ball bearing |
| 6321 ZZX | Koyo | deep groove ball bearing |
| 6321 | 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.