| Item | Part No. | Part Name | Qty | Serial No. |
| (104-60-41100) | VALVE ASS'Y | 78604- | ||
| (104-60-42200) | VALVE ASS'Y | 80199- | ||
| (104-60-41200) | VALVE ASS'Y | 78604-80198 | ||
| (104-60-41301) | VALVE ASS'Y | 80199- | ||
| (104-60-41300) | VALVE ASS'Y | 78604-80198 | ||
| THESE ASSEMBLIES CONSIST OF ALL PARTS SHOWN IN FIGS.Y1680-21A0 TO Y1680-25A1A. | ||||
| NAD33420693001 | VALVE SUB ASS'Y | 78604- | ||
| 1 | \6\ | BLOCK | 78604- | |
| 2 | \6\ | SPOOL | 78604- | |
| 3 | NAC01100022010 | O-RING | 78604- | |
| 4 | NAD33416466201 | RETAINER | 78604- | |
| 5 | NAE544135161 | O-RING | 78604- | |
| 6 | NAE554135162 | SEAL,DUST | 78604- | |
| 7 | NAD33416466301 | WASHER | 78604- | |
| 8 | NAD33414362401 | RETAINER | 78604- | |
| 9 | NAE574134171 | SPRING | 78604- | |
| 10 | NAD33417251401 | STOPPER | 78604- | |
| 11 | NAD33420446301 | RETAINER | 78604- | |
| 12 | NAD33417251301 | CASE | 78604- | |
| 13 | NAE57415411301 | SPRING | 78604- | |
| 14 | NAD33415411101 | PLATE | 78604- | |
| 15 | NA094010000500 | BOWL | 78604- | |
| 16 | NAD33417251201 | NOTCH | 78604- | |
| 17 | NAD33415411201 | STOPPER | 78604- | |
| 18 | NAD33090604004 | PLATE | 78604- | |
| 19 | NAD33414777301 | CASE | 78604- | |
| 20 | NAA02010607551 | BOLT | 78604- | |
| 21 | NAE55414586501 | SEAL,OIL | 78604- | |
| 22 | NAD33420446201 | PLATE | 78604- | |
| 23 | NAA02010602051 | BOLT | 78604- | |
| 24 | NAD33417236801 | POPPET | 78604- | |
| 25 | NAE57417237001 | SPRING | 78604- | |
| 26 | NAC01100014010 | O-RING | 78604- | |
| 27 | NAD33417236901 | PLUG | 78604- | |
| 28 | NAC01200055010 | O-RING | 78604- |