| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | (21Y-43-11191) | VALVE ASS'Y,PILOT (SEE FIG.Y1680-01A1) | 1001- | |
| 2 | 01010-81025 | BOLT | 1001- | |
| 3 | 01643-31032 | WASHER | 1001- | |
| 4 | 20U-43-21340 | PEDAL | 1001- | |
| 5 | 01010-80825 | BOLT | 1001- | |
| 6 | 01643-30823 | WASHER | 1001- | |
| 7 | 21Y-973-1420 | PLATE | 1001- | |
| 8 | 21Y-973-1470 | BAR | 1001- | |
| 9 | 04205-30418 | PIN | 1001- | |
| 10 | 04052-10430 | PIN | 1001- | |
| 11 | 09415-02110 | CAP | 1001- | |
| 12 | 20U-43-21233 | COVER | 1001- | |
| 13 | 01010-81025 | BOLT | 1001- | |
| 14 | 01643-31032 | WASHER | 1001- | |
| 15 | 20U-62-22430 | ELBOW | 1001- | |
| 16 | 20U-62-22280 | NIPPLE | 1001- | |
| 17 | 20N-62-31250 | NIPPLE | 1001- | |
| 18 | 07000-02011 | O-RING | 1001- | |
| 19 | 07102-20204 | HOSE | 2347- | |
| 21X-62-21950 | HOSE | 1001-2346 | ||
| 20 | 21Y-62-17130 | HOSE | 2347- | |
| 203-62-52390 | HOSE | 1001-2346 | ||
| 21 | 21P-62-11590 | ELBOW | 2347- | |
| 20N-62-31250 | NIPPLE | 1001-2346 | ||
| 22 | 07002-01423 | O-RING | 2347- | |
| 23 | 702-16-53240 | PLUG | 2347- | |
| 24 | 07000-02016 | O-RING | 2347- |