| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | 706-73-01130 | SWING MOTOR ASS'Y,(SEE FIG.Y1640-01A0) | 1001-@ | |
| 1A | (21Y-60-12210) | VALVE ASS'Y,(SEE FIG.Y1640-01A0) | 1001-@ | |
| 1B | (21Y-60-12220) | VALVE ASS'Y,(SEE FIG.Y1640-01A0) | 1001-@ | |
| 2 | 201-26-62190 | RING | 1001-@ | |
| 3 | 203-26-61360 | O-RING | 1001-@ | |
| 4 | 07042-30108 | PLUG | 1001-@ | |
| 5 | 01011-51230 | BOLT | 1001-@ | |
| 6 | 01643-31232 | WASHER | 1001-@ | |
| 7 | 07049-01215 | PLUG | 1001-@ | |
| 8 | 201-26-62360 | GAUGE | 1001-@ | |
| 9 | 203-26-61350 | FILLER | 1001-@ |