| Item | Part No. | Part Name | Qty | Serial No. |
| SERIAL NO. 80199 INDICATES D21A-7. THE OTHER MACHINES ARE AS FOLLOWS. | ||||
| D20A-7 = 80089 | ||||
| D20A-7B = 80060 | ||||
| D21A-7B = 80143 | ||||
| 1 | (104-60-42200) | VALVE ASS'Y,(SEE FIG. Y1680-21A1A) | 80199- | |
| 2 | 700-22-11750 | PLUG | 80199- | |
| 3 | 01010-80825 | BOLT | 80199- | |
| 4 | 01602-20825 | WASHER,SPRING | 80199- | |
| 5 | 104-60-41120 | BRACKET | 80199- | |
| 6 | 01010-80825 | BOLT | 80199- | |
| 7 | 01602-20825 | WASHER,SPRING | 80199- | |
| 8 | 104-60-32130 | CUSHION | 80199- | |
| 9 | 104-60-32140 | COLLAR | 80199- | |
| 10 | 07000-02015 | O-RING | 80199- |