| Item | Part No. | Part Name | Qty | Serial No. |
| 565-44-11502 | CHAMBER ASS'Y | 2501- | ||
| 1 | 565-44-11511 | PLATE | 2501- | |
| 2 | 565-44-11522 | PLATE | 2501- | |
| 3 | 565-44-11530 | WASHER | 2501- | |
| 4 | 565-44-11540 | NUT | 2501- | |
| 5 | 565-44-11551 | DIAPHRAGM | 2501- | |
| 6 | 565-44-11561 | SPRING | 2501- | |
| 7 | 565-44-11571 | SEAT | 2501- | |
| 8 | 565-44-11581 | CLAMP | 2501- | |
| 9 | 565-44-11590 | BOLT | 2501- | |
| 10 | 565-44-11610 | NUT | 2501- | |
| 11 | 565-44-11620 | COVER | 2501- |