| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | VALVE ASSEMBLY, 2-SPOOL CONTROL(SEE FIG. Y1660-01A0) | A31001-UP- | ||
| 2 | 424-64-23110 | BRACKET | A31001-UP- | |
| 3 | 01010-81295 | BOLT | A31001-UP- | |
| 4 | 01643-31232 | WASHER | A31001-UP- | |
| 5 | 01010-81255 | BOLT | A31001-UP- | |
| 6 | 01643-31232 | WASHER | A31001-UP- | |
| 7 | 419-43-17920 | WASHER | A31001-UP- | |
| 8 | 419-43-17930 | CUSHION | A31001-UP- | |
| 9 | 417-54-13470 | SPACER | A31001-UP- | |
| 10 | 424-64-23120 | CUSHION | A31001-UP- | |
| 11 | 424-64-23130 | CUSHION | A31001-UP- |