| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | BODY ASSEMBLY (1) | |||
| 2 | FILTER (1)/(2) | |||
| 3 | 565-44-16130 | PISTON ASSEMBLY | ||
| 3 | PISTON (1) | |||
| 3 | 581-35-27610 | O-RING (2) | ||
| 3 | WASHER (1) | |||
| 4 | 581-35-27640 | COVER (2) | ||
| 5 | 581-35-27620 | VALVE, PRESSURE REGULATOR (2) | ||
| 6 | 565-44-16170 | SPRING (2) | ||
| 7 | 581-35-27630 | O-RING (2) | ||
| 8 | 565-44-16190 | SPRING, EXHAUST STEM | ||
| 9 | 565-44-16210 | STEM, EXHAUST | ||
| 10 | 565-44-16220 | ADJUSTER ASSEMBLY | ||
| 11 | 565-44-16230 | RING, SNAP | ||
| NS|15 | NOTE: (1) NOT SERVICED SEPARATELY. | |||
| NS|16 | 581-35-05110 | (2) INCLUDED IN 581-35-05110 GOVERNOR SERVICE KIT. |