| Item | Part No. | Part Name | Qty | Serial No. |
| BOOM EXTENSION & HEAD BLOCK FOR 150A(SEE FIG. T0140-01A1) | 10828 -- | |||
| OR | ||||
| BOOM EXTENSION & HEAD BLOCK FOR 150FA (SEE FIG. T0140-01A3) | 10828 -- | |||
| 1 | 78 436 | PIN | 10828 -- | |
| 2 | 103 387 | PIN, COTTER | 10828 -- | |
| 89 370 | SHEAVE | 10828 -- | ||
| 3 | 65 595 | BEARING | 10828 -- | |
| 63 163 | FITTING, GREASE | 10828 -- | ||
| 89 363 | SHEAVE | 10828 -- | ||
| 4 | 63 720 | SPACER | 10828 -- | |
| 5 | 92 344 | PIN | 10828 -- | |
| 6 | 85 044 | WASHER, FLAT | 10828 -- | |
| 7 | 57 988 | NUT, LOCK | 10828 -- | |
| 8 | 68 635 | FITTING, GREASE | 10828 -- | |
| 9 | 72 190 | EXTENSION, GREASE FITTING | 10828 -- | |
| 10 | 63 717 | WASHER, THRUST | 10828 -- |