| Item | Part No. | Part Name | Qty | Serial No. |
| (723-47-23600) | VALVE ASS'Y | B31800- | ||
| THESE ASSEMBLIES CONSIST OF ALL PARTS SHOWN IN FIGS.Y1663-01A0 TO Y1663-21A0. | ||||
| 723-40-82501 | VALVE ASS'Y | B31800- | ||
| 1 | \6\ | BODY | B31800- | |
| 2 | \6\ | VALVE | B31800- | |
| 3 | \6\ | SEAL | B31800- | |
| 4 | 723-40-82210 | PLUG | B31800- | |
| 5 | 723-40-82220 | FILTER | B31800- | |
| 6 | 723-40-82140 | SPRING | B31800- | |
| 7 | 723-40-82150 | PLUG | B31800- | |
| 8 | 07002-13334 | O-RING | B31800- | |
| 9 | 723-40-84420 | VALVE,CHECK | B31800- | |
| 10 | 723-40-84430 | SPRING | B31800- | |
| 11 | 723-40-84440 | PLUG | B31800- | |
| 12 | 07000-13024 | O-RING | B31800- | |
| 13 | \6\ | PLUG | B31800- | |
| 14 | 07002-11823 | O-RING | B31800- | |
| 15 | 07000-12011 | O-RING | B31800- | |
| 16 | 07001-02011 | RING,BACK-UP | B31800- | |
| 17 | 07000-11010 | O-RING | B31800- | |
| 18 | 07001-01010 | RING,BACK-UP | B31800- | |
| 19 | 723-11-18190 | PLUG | B31800- | |
| 20 | 07002-11023 | O-RING | B31800- | |
| 21 | \6\ | PISTON | B31800- | |
| 22 | 723-40-82290 | SPRING | B31800- | |
| 23 | \6\ | PLUG | B31800- | |
| 24 | 07000-13038 | O-RING | B31800- | |
| 25 | 07000-11010 | O-RING | B31800- | |
| 26 | 01252-61075 | BOLT | B31800- |