| Item | Part No. | Part Name | Qty | Serial No. |
| 421-57-21020 | OPERATOR'S SEAT A. | 50001- | ||
| 1 | (421-57-21510) | SEAT ASS'Y,(SEE FIG. 5313) | 50001- | |
| 2 | 423-960-2111 | BRACKET,L.H. | 50001- | |
| 3 | 423-960-2121 | BRACKET,R.H. | 50001- | |
| 4 | 01435-01225 | BOLT | 50001- | |
| 5 | 01252-40825 | BOLT | 50001- | |
| 6 | 01580-10806 | NUT | 50001- |