| Item | Part No. | Part Name | Qty | Serial No. |
| 42C-20-15003 | SUPPORT ASS'Y | 50075- | ||
| \0\42C-20-15002 | SUPPORT ASS'Y | 50001-50074 | ||
| 1 | 42C-20-15211 | SHAFT | 50001- | |
| 2 | 427-20-15410 | RETAINER | 50001- | |
| 3 | 42C-20-15730 | SEAL,OIL | 50001- | |
| 4 | 07000-15220 | O-RING | 50001- | |
| 5 | 01010-61240 | BOLT | 50001- | |
| 6 | 01643-31232 | WASHER | 50001- | |
| 7 | 427-20-15710 | BEARING | 50001- | |
| 8 | 427-20-15720 | BEARING | 50001- | |
| 9 | 427-20-15420 | RETAINER | 50001- | |
| 10 | 427-20-15230 | COUPLING | 50001- | |
| 11 | 427-20-15290 | HOLDER | 50001- | |
| 12 | 562-15-13290 | BOLT | 50001- | |
| 13 | 07000-15240 | O-RING | 50001- | |
| 14 | 427-20-15540 | SHIM, 0.05MM | 50001- | |
| 14 | 427-20-15550 | SHIM, 0.1MM | 50001- | |
| 14 | 427-20-15560 | SHIM, 0.3MM | 50001- | |
| 15 | 427-20-15111 | HOUSING | 50075- | |
| 15 | \0\427-20-15110 | HOUSING | 50001-50074 | |
| 16 | 07030-01030 | BREATHER | 50001- | |
| 17 | 07020-00675 | FITTING,GREASE | 50001- | |
| 17A | 09617-03047 | PLATE | 50075- | |
| 17B | 04418-13060 | SCREW | 50075- | |
| 18 | 42C-20-15850 | PLATE | 50001- | |
| 19 | 01011-62425 | BOLT | 50001- | |
| 20 | 01643-32460 | WASHER | 50001- | |
| 21 | 01580-02419 | NUT | 50001- | |
| 22 | 427-20-15510 | SHIM, 0.1MM | 50001-50091 | |
| 22 | 427-20-15520 | SHIM, 0.2MM | 50001-50091 | |
| 22 | 427-20-15530 | SHIM, 0.5MM | 50001-50091 | |
| 23 | 42C-20-17110 | FLYWHEEL | 50001- | |
| 24 | 01010-61645 | BOLT | 50001- | |
| 25 | 01643-31645 | WASHER | 50001- |