| Item | Part No. | Part Name | Qty | Serial No. |
| (723-49-10500) | VALVE ASS'Y | 84620-86929 | ||
| (723-49-10107) | VALVE ASS'Y | 83720-84619 | ||
| (723-49-10105) | VALVE ASS'Y | 82274-83719 | ||
| (723-49-10103) | VALVE ASS'Y | 80001-82273 | ||
| THESE ASSEMBLIES CONSIST OF ALL PARTS SHOWN IN FIGS.Y1666-01A0 TO Y1666-11A0. | ||||
| 723-40-50100 | VALVE ASS'Y,RELIEF | 80001-@ | ||
| 1 | \6\ | SLEEVE | 80001-@ | |
| 2 | \6\ | PLUG | 80001-@ | |
| 3 | \6\ | PLUG | 80001-@ | |
| 4 | \6\ | VALVE | 80001-@ | |
| 5 | \6\ | PISTON | 80001-@ | |
| 6 | \6\ | RETAINER | 80001-@ | |
| 7 | \6\ | SPRING | 80001-@ | |
| 8 | \6\ | POPPET | 80001-@ | |
| 9 | \6\ | PISTON | 80001-@ | |
| 10 | \6\ | SPRING | 80001-@ | |
| 11 | \6\ | SLEEVE | 80001-@ | |
| 12 | \6\ | RETAINER | 80001-@ | |
| 13 | \6\ | NUT | 80001-@ | |
| 14 | \6\ | SLEEVE | 80001-@ | |
| 15 | \6\ | PISTON | 80001-@ | |
| 16 | 700-80-61260 | O-RING | 80001-@ | |
| 17 | 700-80-61430 | RING | 80001-@ | |
| 18 | 07000-12021 | O-RING | 80001-@ | |
| 19 | 07001-02021 | RING,BACK-UP | 80001-@ | |
| 20 | 07002-13034 | O-RING | 80001-@ | |
| 21 | \6\ | O-RING | 80001-@ | |
| 22 | \6\ | O-RING | 80001-@ | |
| 23 | \6\ | RING,BACK-UP | 80001-@ | |
| 24 | 07000-03032 | O-RING | 80001-@ | |
| 25 | \6\ | O-RING | 80001-@ | |
| 26 | \6\ | SEAL | 80001-@ | |
| 723-40-50200 | VALVE ASS'Y,RELIEF | 80001-@ | ||
| 27 | \6\ | SLEEVE | 80001-@ | |
| 28 | \6\ | VALVE | 80001-@ | |
| 29 | \6\ | POPPET | 80001-@ | |
| 30 | \6\ | SPRING | 80001-@ | |
| 31 | \6\ | SCREW | 80001-@ | |
| 32 | \6\ | SPRING | 80001-@ | |
| 33 | \6\ | RING | 80001-@ | |
| 34 | \6\ | NUT | 80001-@ | |
| 35 | 700-22-11410 | O-RING | 80001-@ | |
| 36 | 700-80-64220 | RING | 80001-@ | |
| 37 | 07002-02434 | O-RING | 80001-@ | |
| 38 | \6\ | O-RING | 80001-@ |
