| Item | Part No. | Part Name | Qty | Serial No. |
| 20T-54-00040 | OPERATOR'S CAB ASS'Y | 18001- | ||
| 1 | 20T-54-32340 | SASH ASS'Y | 18001- | |
| 20T-54-32830 | SASH | 18001- | ||
| 2 | 20T-54-32950 | STOPPER | 18001- | |
| 3 | 205-54-53180 | CATCH | 18001- | |
| 4 | 205-54-53190 | CATCH | 18001- | |
| 5 | 04400-00412 | RIVET | 18001- | |
| 6 | 01224-40408 | SCREW | 18001- | |
| 7 | 20T-54-32680 | GLASS | 18001- | |
| 8 | 20T-54-32690 | GLASS | 18001- | |
| 9 | 20T-54-32840 | RUN,CHANNEL | 18001- | |
| 10 | 20T-54-32880 | RUN,CHANNEL | 18001- | |
| 11 | 20T-54-32850 | RUN,CHANNEL | 18001- | |
| 12 | 205-54-53310 | LOCK ASS'Y | 18001- | |
| 13 | 205-54-53320 | LOCK ASS'Y | 18001- | |
| 14 | 205-54-53250 | PACKING | 18001- | |
| 15 | 205-54-53260 | PACKING | 18001- | |
| 16 | 205-54-53170 | RETAINER | 18001- | |
| 17 | 205-54-53270 | PACKING | 18001- | |
| 18 | 01225-40408 | SCREW | 18001- | |
| 19 | 20T-54-32860 | SASH | 18001- | |
| 20 | 20T-54-32440 | STRIP,WEATHER | 18001- | |
| 21 | 20T-54-32370 | GLASS | 18001- | |
| 22 | 20T-54-32470 | STRIP,WEATHER | 18001- |