| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | 177-38-11280 | CASE | 12128- | |
| 2 | 07044-12412 | PLUG | 12128- | |
| 3 | 07002-02434 | O-RING | 12128- | |
| 4 | 175-38-11110 | CASE | 12128- | |
| 5 | 04020-01024 | PIN | 12128- | |
| 6 | 154-01-12131 | GASKET | 23980- | |
| 6 | \0\154-01-12130 | GASKET | 12128-23979 | |
| 7 | 177-38-11121 | CASE | 12128- | |
| 8 | 177-38-11291 | GASKET | 23980- | |
| 8 | \0\177-38-11290 | GASKET | 17325-23979 | |
| 8 | 177-38-11131 | GASKET | 12128-17324 | |
| 9 | 177-38-11291 | GASKET | 23980- | |
| 9 | \0\177-38-11290 | GASKET | 12128-23979 | |
| 10 | 07000-05195 | O-RING | 12128- | |
| 11 | 01010-51250 | BOLT | 12128- | |
| 12 | 01011-51210 | BOLT | 12128- | |
| 13 | 01011-51280 | BOLT | 12128- | |
| 14 | 01010-51225 | BOLT | 12128- | |
| 15 | 01602-01236 | WASHER | 12128- | |
| 16 | 177-38-11111 | SHAFT | 12128- | |
| 17 | 154-01-12280 | BEARING | 12128- | |
| 18 | 150-21-22180 | RING | 12128- | |
| 19 | 154-01-12230 | GEAR | 12128- | |
| 20 | 04000-02050 | KEY | 12128- | |
| 21 | 06040-06314 | BEARING | 12128- | |
| 22 | 04080-07015 | HOLDER | 12128- | |
| 23 | 01010-51435 | BOLT | 12128- | |
| 24 | 04081-07012 | LOCK | 12128- | |
| 25 | 155-38-11120 | COVER | 12128- | |
| 26 | 07000-05150 | O-RING | 12128- | |
| 27 | 01010-51230 | BOLT | 12128- | |
| 28 | 01010-51230 | BOLT | 23891- | |
| 28 | 01010-51235 | BOLT | 12128-23890 | |
| 29 | 01602-21236 | WASHER | 12128- | |
| 30 | 175-38-11120 | GEAR | 12128- | |
| 31 | 06040-06212 | BEARING | 12128- | |
| 32 | 06040-06312 | BEARING | 12128- | |
| 33 | 177-38-11230 | COVER | 12128- | |
| 34 | 07000-02105 | O-RING | 12128- | |
| 35 | 154-01-12431 | GASKET | 23980- | |
| 35 | \0\154-01-12430 | GASKET | 12128-23979 | |
| 36 | 01010-51030 | BOLT | 12128- | |
| 37 | 07005-01012 | SEAL, WASHER | 12128- | |
| 38 | 175-38-11130 | CAGE | 12128- | |
| 39 | 07000-05150 | O-RING | 12128- | |
| 40 | 01011-51210 | BOLT | 12128- | |
| 41 | 01010-51280 | BOLT | 12128- | |
| 42 | 07005-01212 | SEAL, WASHER | 12128- | |
| 43 | 01010-51255 | BOLT | 12128- | |
| 44 | 01602-21236 | WASHER | 12128- | |
| 45 | 154-01-12310 | GEAR | 12128- | |
| 46 | 06040-06209 | BEARING | 12128- | |
| 47 | 154-01-12320 | RING | 12128- | |
| 48 | 07000-02105 | O-RING | 12128- | |
| 49 | 177-38-11150 | TUBE | 12128- | |
| 50 | 177-38-11140 | TUBE | 12128- | |
| 51 | 177-38-11170 | TUBE | 12128- | |
| 52 | 177-38-11160 | TUBE | 12128- | |
| 53 | 177-38-11190 | TUBE | 12128- | |
| 54 | 177-38-11180 | TUBE | 12128- | |
| 55 | 177-38-11250 | BOLT | 12128- | |
| 56 | 07206-20610 | BOLT | 12128- | |
| 57 | 177-38-11260 | NIPPLE | 12128- | |
| 58 | 07211-60610 | NIPPLE | 12128- | |
| 59 | 07005-01012 | SEAL, WASHER | 12128- | |
| 60 | 07213-60610 | CONNECTOR | 12128- | |
| 61 | 07323-90100 | ELBOW | 12128- |