| Item | Part No. | Part Name | Qty | Serial No. |
| 22-580245-00 | HOOK BLOCK ASS'Y,3 TON¤ FOR B AND C TYPE BOOM (OP) | (1001)- | ||
| 1 | 22-450162-01 | HOOK | (1001)- | |
| 2 | 21-526460-01 | WEDGE | (1001)- | |
| 3 | 21-526807-01 | SOCKET | (1001)- | |
| 4 | 21-292216-01 | WEIGHT | (1001)- | |
| 5 | 21-199073-01 | PIN | (1001)- | |
| 6 | 04050-00060 | PIN | (1001)- |