| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | 20Y-54-74143 | COVER | 30001-@ | |
| 20Y-54-74103 | CASE ASS'Y | 30001-30112 | ||
| 2 | \6\ | COVER | 30001-30112 | |
| 3 | 20Y-54-74133 | COVER | 30001-@ | |
| 4 | 20Y-54-74161 | HINGE (WELDED) | 30001-@ | |
| 5 | 20Y-54-74172 | LOCK (WELDED) | 30001-@ | |
| 6 | 01010-81020 | BOLT | 30001-@ | |
| 7 | 01643-31032 | WASHER | 30001-@ | |
| 8 | 20Y-54-29680 | SHEET | 30001-@ | |
| 9 | 20Y-54-29660 | SEAL | 30001-@ | |
| 10 | 203-54-56630 | ROD | 30001-@ | |
| 11 | 01643-30623 | WASHER | 30001-@ | |
| 12 | 04050-11612 | PIN | 30001-@ | |
| 13 | 20Y-00-42140 | PLATE | 30001-@ | |
| 14 | 209-00-41550 | PLATE | 30001-@ | |
| 15 | 01010-81230 | BOLT | 30001-@ | |
| 16 | 01643-31232 | WASHER | 30001-@ | |
| 17 | 20Y-54-19930 | COLLAR | 30001-@ | |
| 18 | 175-54-34170 | WASHER | 30001-@ | |
| 19 | 01010-81230 | BOLT | 30001-@ |