| Item | Part No. | Part Name | Qty | Serial No. |
| (723-38-19400) | VALVE ASS'Y | 1099- | ||
| THIS ASSEMBLY CONSISTS OF ALL PARTS SHOWN IN FIGS.Y1664-21A0 T0 Y1664-30A0. | ||||
| 1 | 723-36-15151 | PLUG | 1099- | |
| 2 | 07000-11004 | O-RING | 1099- | |
| 3 | 07001-01004 | RING | 1099- | |
| 4 | 07002-11023 | O-RING | 1099- | |
| 5 | 01010-61680 | BOLT | 1099- | |
| 6 | 01011-61475 | BOLT | 1099- | |
| 7 | 01643-51645 | WASHER | 1099- | |
| 8 | 07000-12012 | O-RING | 1099- | |
| 9 | 07000-13028 | O-RING | 1099- | |
| 10 | 07000-13035 | O-RING | 1099- | |
| 11 | 07040-12412 | PLUG | 1099- | |
| 12 | 07002-12434 | O-RING | 1099- | |
| 13 | 708-8E-16160 | PLUG | 1099- | |
| 14 | 07002-11023 | O-RING | 1099- | |
| 15 | \6\ | PLUG | 1099- | |
| 16 | \6\ | COVER,A | 1099- | |
| 17 | \6\ | COVER,B | 1099- | |
| 18 | 723-36-15250 | CASE | 1099- | |
| 19 | 07000-13042 | O-RING | 1099- | |
| 20 | 01252-60820 | BOLT | 1099- | |
| 21 | 723-30-51210 | PLUG | 1099- | |
| 22 | 07002-12434 | O-RING | 1099- | |
| 23 | 723-30-51180 | O-RING | 1099- | |
| 24 | 723-30-51190 | RING | 1099- |