| Item | Part No. | Part Name | Qty | Serial No. |
| 21N-942-0060 | Boom Assembly | 30158- | ||
| 1 | Boom | 30158- | ||
| 2 | 21N-62-18551 | Clamp, Welded | 30158- | |
| 3 | 21N-62-38381 | Clamp, Welded | 30158- | |
| 4 | 21N-62-38430 | Clamp, Welded | 30158- | |
| 5 | 21N-62-38461 | Clamp, Welded | 30158- | |
| 6 | 21N-62-39211 | Clamp, Welded | 30158- | |
| 7 | 21N-942-3180 | Bracket, Welded | 30158- | |
| 8 | 21N-942-3421 | Clamp, Welded | 30158- | |
| 9 | 21N-942-3431 | Clamp, Welded | 30158- | |
| 10 | 205-62-54622 | Seat | 30158- | |
| 11 | 209-62-58520 | Seat | 30158- | |
| 12 | 209-70-57170 | Seat, Welded | 30158- | |
| 13 | 209-72-15120 | Seat, Welded | 30158- | |
| 14 | 209-72-12140 | Bracket, Welded | 30158- | |
| 15 | 21N-70-31160 | Bushing | 30158- | |
| 16 | 21N-70-31181 | Bushing | 30158- | |
| 17 | 209-72-11311 | Seal | 30158- |
