| Item | Part No. | Part Name | Qty | Serial No. |
| (723-48-20102) | VALVE ASS'Y | 21290- | ||
| (723-48-20101) | VALVE ASS'Y | 20805-21289 | ||
| (723-48-20100) | VALVE ASS'Y | 20001-20804 | ||
| THESE ASSEMBLIES CONSIST OF ALL PARTS SHOWN IN FIGS.Y1664-01A0 TO Y1664-21A0. | ||||
| 723-40-82500 | VALVE ASS'Y | 20805- | ||
| 723-40-82102 | VALVE ASS'Y | 20001-20804 | ||
| 1 | \6\ | BODY | 20001- | |
| 2 | \6\ | VALVE | 20001- | |
| 3 | \6\ | SEAL | 20001- | |
| 4 | \6\ | PLUG | 20001- | |
| 5 | \6\ | FILTER | 20001- | |
| 6 | \6\ | SPRING | 20001- | |
| 7 | \6\ | PLUG | 20001- | |
| 8 | 07002-13334 | O-RING | 20001- | |
| 9 | 709-25-11650 | VALVE,CHECK | 20001- | |
| 10 | 709-25-11361 | SPRING | 20001- | |
| 11 | \6\ | PLUG | 20001- | |
| 12 | 07000-13024 | O-RING | 20001- | |
| 13 | \6\ | PLUG | 20805- | |
| \6\ | PLUG | 20001-20804 | ||
| 14 | 07002-11823 | O-RING | 20001- | |
| 15 | 07000-12011 | O-RING | 20001- | |
| 16 | 07001-02011 | RING | 20001- | |
| 17 | 07000-11010 | O-RING | 20001- | |
| 18 | 07001-01010 | RING | 20001- | |
| 19 | 723-11-18190 | PLUG | 20001- | |
| 20 | 07002-11023 | O-RING | 20001- | |
| 21 | \6\ | PISTON | 20805- | |
| \6\ | PISTON | 20001-20804 | ||
| 22 | 723-40-82290 | SPRING | 20805- | |
| 723-11-19950 | SPRING | 20001-20804 | ||
| 23 | \6\ | PLUG | 20001- | |
| 24 | 01252-61075 | BOLT | 20001- | |
| 25 | 723-46-17570 | BLOCK | 20001- | |
| 26 | 01252-61045 | BOLT | 20001- |