| Item | Part No. | Part Name | Qty | Serial No. |
| \3\202-70-00511 | BOOM ASS'Y | 28001-29805 | ||
| (202-70-00512,203-06-56570(11)) | ||||
| 1 | \6\ | BOOM | 28001-29805 | |
| 2 | 202-70-61322 | BRACKET (WELDED) | 28001-@ | |
| 3 | 203-46-41130 | SEAT (WELDED) | 28001-@ | |
| 4 | 203-70-56121 | BUSHING | 28001-@ | |
| 5 | 07145-00070 | SEAL,DUST | 28001-@ | |
| 6 | 07145-00070 | SEAL,DUST | 28001-@ | |
| 7 | 07020-00675 | FITTING,GREASE | 28001-@ | |
| 8 | 202-70-61180 | PIN | 28001-@ | |
| 9 | 21K-70-11410 | PLATE | 28001-@ | |
| 9 | 203-70-51150 | PLATE,(WITH HOOK) | 28001-@ | |
| 10 | 01019-11640 | BOLT | 28001-@ | |
| 10 | 01019-11680 | BOLT,(WITH HOOK) | 28001-@ | |
| 11 | 01580-11613 | NUT | 28001-@ | |
| 12 | 203-70-41460 | SPACER, 1.0MM | 28001-@ | |
| 13 | 202-70-61210 | PIN | 28001-@ | |
| 14 | 203-46-56270 | PLATE | 28001-@ | |
| 15 | 01010-51230 | BOLT | 28001-@ | |
| 16 | 01643-31232 | WASHER | 28001-@ | |
| 17 | 203-70-34270 | SPACER, 0.5MM | 28001-@ | |
| 17 | 203-70-11210 | SPACER, 1.0MM | 28001-@ | |
| 18 | 202-70-61190 | PIN | 28001-@ | |
| 19 | 203-46-56270 | PLATE | 28001-@ | |
| 20 | 01010-51230 | BOLT | 28001-@ | |
| 21 | 01643-31232 | WASHER | 28001-@ | |
| 22 | 203-70-41460 | SPACER, 1.0MM | 28001-@ | |
| 23 | 202-70-11410 | TUBE | 28001-@ | |
| 24 | 07214-60610 | CONNECTOR | 28001-@ | |
| 25 | 07020-00000 | FITTING,GREASE | 28001-@ | |
| 203-06-56140 | LAMP ASS'Y,WORK | 28001-@ | ||
| 26 | \6\ | HOUSING | 28001-@ | |
| 27 | 22W-06-12170 | BULB | 28001-@ | |
| 28 | 203-06-56180 | RING | 28001-@ | |
| 29 | 22W-06-12290 | CUSHION | 28001-@ | |
| 30 | 203-06-56190 | RING | 28001-@ | |
| 31 | 01582-11411 | NUT | 28001-@ | |
| 32 | 01643-31445 | WASHER | 28001-@ | |
| 33 | 203-06-56410 | BRACKET | 28001-@ | |
| 34 | 01010-51430 | BOLT | 28001-@ | |
| 35 | 01643-31445 | WASHER | 28001-@ | |
| 36 | 203-06-57230 | WIRE | 28001-@ |