| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | (700-28-61001) | VALVE ASS'Y,RELIEF (SEE FIG. 6301) | 10001- | |
| 2 | 21R-973-1140 | BLOCK | 10001- | |
| 3 | 01010-50825 | BOLT | 10001- | |
| 4 | 01643-30823 | WASHER | 10001- | |
| 5 | 21R-973-1120 | VALVE | 10001- | |
| 6 | 21R-973-1250 | JOINT | 10001- | |
| 7 | 07042-30211 | PLUG | 10001- | |
| 8 | 21R-973-1240 | NIPPLE | 10001- | |
| 9 | 07000-12011 | O-RING | 10001- | |
| 10 | 21R-973-1260 | NUT | 10001- | |
| 11 | 07004-01220 | GASKET | 10001- | |
| 12 | 21R-973-1350 | NIPPLE | 10001- | |
| 13 | 21S-973-1330 | COUPLING | 10001- | |
| 14 | 21S-973-1340 | CAP | 10001- | |
| 15 | 21S-973-1350 | COUPLING | 10001- | |
| 16 | 21S-973-1360 | CAP | 10001- | |
| 17 | 21R-973-1110 | PLATE | 10001- | |
| 18 | 01016-50880 | BOLT | 10001- | |
| 19 | 01580-10806 | NUT | 10001- | |
| 20 | 21R-973-1130 | BOLT | 10001- | |
| 21 | 21R-973-1210 | HOSE | 10001- | |
| 22 | 21R-973-1220 | HOSE | 10001- | |
| 23 | 20N-62-31250 | NIPPLE | 10001- | |
| 24 | 21R-973-1230 | ELBOW | 10001- | |
| 25 | 07000-12011 | O-RING | 10001- | |
| 26 | 21R-973-1320 | HOSE | 10001- | |
| 27 | 101-852-7775 | NIPPLE | 10001- | |
| 28 | 154-865-1160 | ELBOW | 10001- | |
| 29 | 21R-973-1310 | TEE | 10001- | |
| 30 | 21R-60-11130 | ELBOW | 10001- | |
| 31 | 21R-973-1281 | HOSE | 10001- | |
| 32 | 21R-973-1290 | HOSE | 10001- | |
| 33 | 21R-973-1230 | ELBOW | 10001- | |
| 34 | 21R-973-1270 | ELBOW | 10001- | |
| 35 | 07238-10210 | CONNECTOR | 10001- | |
| 36 | 07000-12011 | O-RING | 10001- | |
| 37 | 01643-30823 | WASHER | 10001- |