| Item | Part No. | Part Name | Qty | Serial No. |
| (723-46-13306) | VALVE ASS'Y | 55913- | ||
| (723-46-13305) | VALVE ASS'Y | 53562-55912 | ||
| (723-46-13303) | VALVE ASS'Y | 53174-53561 | ||
| (723-46-13302) | VALVE ASS'Y | 52852-53173 | ||
| THESE ASSEMBLIES CONSIST OF ALL PARTS SHOWN IN FIGS.Y1660-21A0A TO Y1660-30A0A . | ||||
| 723-40-66402 | VALVE ASS'Y | 53174- | ||
| 723-40-66401 | VALVE ASS'Y | 52852-53173 | ||
| 1 | \6\ | CASE | 53174- | |
| 1 | \6\ | CASE | 52852-53173 | |
| 2 | \6\ | SEAT | 52852- | |
| 3 | \6\ | SEAT | 52852- | |
| 4 | 708-8H-11530 | PLUG | 52852- | |
| 5 | 07002-11423 | O-RING | 52852- | |
| 6 | \6\ | SEAT | 52852- | |
| 7 | \6\ | BALL | 52852- | |
| 8 | \6\ | PLUG | 53174- | |
| 8 | \6\ | PLUG | 52852-53173 | |
| 723-40-66200 | VALVE ASS'Y | 52852- | ||
| 9 | \6\ | CASE | 52852- | |
| 10 | \6\ | SEAT | 52852- | |
| 11 | \6\ | SEAT | 52852- | |
| 12 | \6\ | BALL | 52852- | |
| 13 | \6\ | PLUG | 52852- | |
| 14 | 01252-61050 | BOLT | 52852- | |
| 15 | 01643-51032 | WASHER | 52852- |