| Item | Part No. | Part Name | Qty | Serial No. |
| (20U-60-23221) | VALVE ASS'Y | 12762- | ||
| (\0\20U-60-23220) | VALVE ASS'Y | 10835-12761 | ||
| THESE ASSEMBLIES CONSIST OF ALL PARTS SHOWN IN FIGS.H0120AS, H0120CS AND H0120ES. | ||||
| 1 | \6\ | BLOCK | 10835- | |
| 2 | \6\ | BLOCK | 10835- | |
| 3 | \6\ | BLOCK | 10835- | |
| 4 | NAC01200055010 | O-RING | 10835- | |
| 5 | \6\ | SPOOL,TRAVEL, R.H. | 10835- | |
| 6 | \6\ | SPOOL,BUCKET | 10835- | |
| 7 | \6\ | SPOOL,BOOM | 10835- | |
| 8 | NAD33416861901 | RETAINER | 10835- | |
| 9 | NAE57416861701 | SPRING | 10835- | |
| 10 | NAD33416861801 | CASE | 10835- | |
| 11 | NAC01100022010 | O-RING | 10835- | |
| 12 | NAA02010604051 | BOLT | 10835- | |
| 13 | NAD33417236801 | POPPET | 10835- | |
| 14 | NAE57417237001 | SPRING | 10835- | |
| 15 | NAD33417236901 | PLUG | 10835- | |
| 16 | NAC01100014010 | O-RING | 10835- | |
| 17 | (NAD33316087822) | VALVE ASS'Y,MAIN RELIEF | 10835- | |
| 18 | (NAD33415778005) | VALVE ASS'Y,SAFETY | 10835- | |
| 19 | (NAD33416379404) | VALVE ASS'Y,SAFETY AND SUCTION | 10835- |