| Item | Part No. | Part Name | Qty | Serial No. |
| 423-20-H3110 | SHAFT ASSEMBLY, FRONT | A51001-UP- | ||
| 1 | (NSS) | SHAFT ASSEMBLY | A51001-UP- | |
| 2 | 423-20-A1530 | SPIDER ASSEMBLY | A51001-UP- | |
| 3 | 425-20-A2140 | FITTING, GREASE | A51001-UP- | |
| 4 | 25 279 R1 | BOLT | A51001-UP- | |
| 5 | 423-20-15310 | DEFLECTOR | A51001-UP- | |
| 6 | 423-20-15113 | BEARING, FLANGE | A51001-UP- | |
| 7 | 07020-00675 | FITTING, GREASE | A51001-UP- | |
| 8 | 423-20-15620 | SEAL | A51001-UP- | |
| 9 | 423-20-15630 | COVER | A51001-UP- | |
| 10 | 01252-40625 | BOLT | A51001-UP- | |
| 11 | 01602-20619 | WASHER, SPRING | A51001-UP- | |
| 12 | 01010-31660 | BOLT | A51001-UP- | |
| 13 | 01643-31645 | WASHER | A51001-UP- | |
| 14 | 01580-01613 | NUT | A51001-UP- | |
| 423-20-13030 | COUPLING ASSEMBLY | A51001-UP- | ||
| 15 | (NSS) | COUPLING | A51001-UP- | |
| 16 | 423-20-15310 | DEFLECTOR | A51001-UP- | |
| 17 | 423-20-13520 | HOLDER | A51001-UP- | |
| 18 | 01011-62420 | BOLT | A51001-UP- | |
| 19 | 01050-61250 | BOLT | A51001-UP- |
