| Item | Part No. | Part Name | Qty | Serial No. |
| 21J-60-11250 | VALVE ASS'Y,MAIN | 1001- | ||
| THIS ASSEMBLY CONSISTS OF ALL PARTS SHOWN IN FIGS.Y1661-01A0 AND Y1661-02A0. | ||||
| 1 | TM3503-235 | COVER | 1001- | |
| 2 | TM3511-811 | PLUNGER | 1001- | |
| 3 | TM3511-812 | PLUNGER | 1001- | |
| 4 | TM0201-063 | O-RING | 1001- | |
| 5 | TM3503-236 | COVER | 1001- | |
| 6 | TM8072-084 | BOLT | 1001- | |
| 7 | TM3516-207 | SLEEVE | 1001- | |
| 8 | TM3526-573 | CAP | 1001- | |
| 9 | TM0207-001 | O-RING | 1001- | |
| 10 | TM3512-104 | PISTON | 1001- | |
| 11 | TM8201-023 | O-RING | 1001- | |
| 12 | TM3590-505 | SPRING | 1001- | |
| 13 | TM3513-289 | POPPET | 1001- | |
| 14 | TM3505-063 | RETAINER | 1001- | |
| 15 | \6\ | HOUSING | 1001- | |
| 16 | TM8072-105 | BOLT | 1001- | |
| 17 | TM0200-112 | O-RING | 1001- | |
| 18 | TM3537-372-395 | RELIEF ASS'Y | 1001- | |
| 19 | TM8202-013 | O-RING | 1001- | |
| 20 | TM0859-172 | RING | 1001- | |
| 21 | TM0202-008 | O-RING | 1001- | |
| 22 | 21J-60-12630 | SPOOL | 1001- | |
| 23 | TM3526-590 | CAP ASS'Y | 1001- | |
| 24 | TM8202-016 | O-RING | 1001- | |
| 25 | TM0859-181 | RING¤ BACK-UP | 1001- | |
| 26 | TM0201-104 | O-RING | 1001- | |
| 27 | TM3537-376 | MAIN RELIEF VALVE A. | 1001- | |
| 28 | TM8202-016 | O-RING | 1001- | |
| 29 | TM8202-007 | O-RING | 1001- |