| Item | Part No. | Part Name | Qty | Serial No. |
| 20Y-30-00641 | Idler Assembly | B50001- | ||
| 1 | 20Y-30-43310 | Idler | B50001- | |
| 2 | 20Y-30-43340 | Bushing | B50001- | |
| 3 | 20Y-30-13131 | Shaft | B50001- | |
| 4 | 07052-31624 | Plug | B50001- | |
| 5 | 07000-52060 | O-ring | B50001- | |
| 20Y-30-00710 | Floating Seal Assembly | B50001- | ||
| 6 | Seal | B50001- | ||
| 7 | O-ring | B50001- | ||
| 8 | 20Y-30-31650 | Support | B50001- | |
| 9 | 205-30-76190 | Pin | B50001- |