| Manufacturer | Part Number |
|---|---|
| NSK | NU204 W (NSK) |
| Norma-Hoffmann Bearings | R-120-E |
| SKC | 5967409 |
| RHP | NU204 |
| NSK | NU204 ET (NSK) |
| Hyatt | A1204WB |
| Isuzu | 00094-018 |
| SKF | NU204-EC P (SKF) |
| Rollway Bearing Co. | MUC-204 |
| KOYO | NU204 (KOYO) |
| ZKL-ZVL | NU204 |
| Steyr-Daimler-Puch | NU204E/TGP1 |
| Fischer Bearings | NUL20 |
| NTN | NU204 |
| SKC | 3007512 |
| Marlin-Rockwell Corp. | MR204E |
| SNR | NU204E G15 (SNR) |
| SKF | NU204 |
| GPZ Bearings | 32204 |
| Steyr-Daimler-Puch | N005412200204 |
| RIV Officine di Villar Perosa | 1DAVP20 |
| Steyr-Daimler-Puch | 005412200204 |
| RHP | NU204J |
| NTN | NU204E |
