| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | 20G-54-32161 | STEP | H55051- | |
| 2 | 01016-51235 | BOLT | H55051- | |
| 3 | 01643-31232 | WASHER | H55051- | |
| 4 | 20G-54-31270 | COVER | H55051- | |
| 5 | 01010-81220 | BOLT | H55051- | |
| 6 | 01643-31232 | WASHER | H55051- | |
| 7 | 01010-81225 | BOLT | H55051- | |
| 8 | 423-00-H0000 | WASHER | H55051- | |
| 20G-54-31355 | BOX ASSEMBLY | H55051- | ||
| 9 | 01640-20610 | WASHER | H55051- | |
| 10 | 04050-11612 | PIN | H55051- | |
| 11 | 08037-05022 | GROMMET | H55051- | |
| 12 | \6\ | BOX ASSEMBLY | H55051- | |
| 20G-54-31254 | CASE | H55051- | ||
| 20G-54-31261 | COVER | H55051- | ||
| 20K-54-32160 | HINGE (WELDED) | H55051- | ||
| 13 | 20Y-54-27540 | LOCK ASSEMBLY (WELDED) | H55051- | |
| 14 | 20Y-54-68150 | ROD | H55051- | |
| 15 | 20G-54-32141 | SEAL | H55051- | |
| 16 | 20G-54-32171 | SEAL | H55051- | |
| 17 | 20G-54-32181 | SEAL | H55051- | |
| 18 | 01010-81230 | BOLT | H55051- | |
| 19 | 01643-31232 | WASHER | H55051- |