| Item | Part No. | Part Name | Qty | Serial No. |
| 21U-30-31201 | CARRIER ROLLER ASS'Y | 20001- | ||
| 1 | 21W-30-31220 | ROLLER | 20001- | |
| 2 | 20N-30-71221 | SHAFT | 20001- | |
| 3 | 06000-06205 | BEARING | 20001- | |
| 4 | 04064-02512 | RING,SNAP | 20001- | |
| 5 | 21W-30-31240 | SEAL,DUST | 20001- | |
| 6 | 21W-30-31250 | CAP | 20001- | |
| 7 | 01010-81685 | BOLT | 20001- | |
| 8 | 01643-31645 | WASHER | 20001- |