| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | 23A-70-15110 | CASE | 12001- | |
| 2 | 23A-70-15120 | COVER | 12001- | |
| 3 | 01010-51030 | BOLT | 12001- | |
| 4 | 01643-31032 | WASHER | 12001- | |
| 5 | 07000-15220 | O-RING (K12) | 12001- | |
| 6 | 07040-13016 | PLUG | 12001- | |
| 7 | 07002-13034 | O-RING (K12) | 12001- | |
| 8 | 07040-11812 | PLUG | 12001- | |
| 9 | 07002-11823 | O-RING (K12) | 12001- | |
| 10 | 23A-70-15160 | BUSHING | 12001- | |
| 11 | 07012-00062 | SEAL,OIL (K12) | 12001- | |
| 12 | 23A-70-15150 | BUSHING | 12001- | |
| 13 | 23A-70-15180 | PLATE | 12001- | |
| 14 | 04020-01024 | PIN,DOWEL | 12001- | |
| 15 | 07000-12130 | O-RING (K12) | 12001- | |
| 16 | 23A-70-15210 | HOUSING | 12001- | |
| 17 | 238-70-16210 | SHIM, 0.1MM | 12001- | |
| 17 | 238-70-16220 | SHIM, 0.2MM | 12001- | |
| 17 | 238-70-16240 | SHIM, 1.0MM | 12001- | |
| 18 | 23B-70-16250 | O-RING (K12) | 12001- | |
| 19 | 01252-41035 | BOLT | 12001- | |
| 20 | 01643-31032 | WASHER | 12001- | |
| 21 | 01140-81235 | STUD | 12001- | |
| 22 | 01582-11210 | NUT | 12001- | |
| 23 | 01643-31232 | WASHER | 12001- | |
| 24 | 232-71-13150 | PIN,DOWEL | 12001- | |
| 25 | 01010-52455 | BOLT | 12001- | |
| 26 | 01643-32460 | WASHER | 12001- |