| Item | Part No. | Part Name | Qty | Serial No. |
| 203-973-3900 | VALVE ASS'Y | 3501- | ||
| 1 | 203-973-3910 | BODY | 3501- | |
| 2 | 203-973-3920 | SPOOL | 3501- | |
| 3 | 131-60-16170 | WASHER | 3501- | |
| 4 | 04064-03818 | RING,SNAP | 3501- | |
| 5 | 07000-13032 | O-RING | 3501- | |
| 6 | 07001-03032 | RING,BACK-UP | 3501- | |
| 7 | 07043-00108 | PLUG | 3501- | |
| 8 | 236-10-12240 | SPRING | 3501- | |
| 9 | 04260-00793 | BALL | 3501- |