| Item | Part No. | Part Name | Qty | Serial No. |
| 6738-32-2010 | PISTON ASSEMBLY | 21515446- | ||
| 1 | \6\ | PISTON | 21515446- | |
| 2 | 6736-31-2510 | RING | 21515446- | |
| 3 | 6738-31-2030 | PISTON RING ASSEMBLY | 21515446- | |
| 6738-39-2140 | PISTON ASSEMBLY | 21515446- | ||
| 1 | \6\ | PISTON, 0.5MM | 21515446- | |
| 2 | 6736-31-2510 | RING | 21515446- | |
| 3 | 6738-39-2030 | PISTON RING ASSEMBLY | 21515446- | |
| 6738-38-2140 | PISTON ASSEMBLY | 21515446- | ||
| 1 | \6\ | PISTON, 1.0MM | 21515446- | |
| 2 | 6736-31-2510 | RING | 21515446- | |
| 3 | 6738-38-2030 | PISTON RING ASSEMBLY | 21515446- | |
| 4 | 6731-31-2410 | PIN | 21515446- | |
| 5 | 6737-32-3100 | CONNECTING ROD ASSEMBLY | 21515446- | |
| 6 | 6732-31-3132 | BUSHING | 21515446- | |
| 7 | 6732-31-3320 | SCREW | 21515446- | |
| 8 | 6732-31-3420 | METAL | 21515446- | |
| 9 | 6732-31-3411 | BEARING | 21515446- |