| Item | Part No. | Part Name | Qty | Serial No. |
| 23B-40-42100 | PRIORITY VALVE ASS'Y | 30001- | ||
| 1 | STBT1754C | HOUSING | 30001- | |
| 2 | STBK0043A-002 | SPOOL ASS'Y | 30001- | |
| 3 | ST8373 | SPRING | 30001- | |
| 4 | ST235045-007 | PLUG | 30001- | |
| 5 | ST250003-910 | O-RING | 30001- | |
| 6 | STBT1656B | PLUG | 30001- | |
| 7 | \6\ | SEAT ASS'Y | 30001- | |
| 8 | ST095881-012 | BALL | 30001- | |
| 9 | STBK0012A | GUIDE | 30001- | |
| 10 | STBK0013A | SPRING | 30001- | |
| 11 | STRBK0016A | SCREW | 30001- | |
| 12 | STA40002-07 | O-RING | 30001- | |
| 13 | STBK0015A | PLUG | 30001- | |
| 14 | STA40001-16 | O-RING | 30001- | |
| 15 | STBK0017A | NUT | 30001- | |
| 16 | STA40001-14 | O-RING | 30001- | |
| 17 | STA40001-22 | O-RING | 30001- | |
| 18 | STA40001-38 | O-RING | 30001- |