| Item | Part No. | Part Name | Qty | Serial No. |
| (428-15-21001) | TRANSMISSION ASS'Y | 51001- | ||
| (428-15-21000) | TRANSMISSION ASS'Y | 50001-51000 | ||
| THESE ASSEMBLIES CONSIST OF ALL PARTS SHOWN IN FIGS.F4320-51A0 TO F4320-68A0. | ||||
| 1 | 428-15-12920 | SPRING | 50001- | |
| 2 | 582-15-12811 | DISC | 50001- | |
| 3 | 428-15-12720 | PLATE | 50001- | |
| 4 | 01010-B1230 | BOLT | 50001- | |
| 5 | 01643-31232 | WASHER | 50001- | |
| 6 | 04070-00130 | RING | 50001- | |
| 7 | 41E-15-12620 | GEAR | 50001- | |
| 8 | 04064-09530 | RING | 50001- | |
| 9 | 426-15-12240 | GEAR | 50001- | |
| 10 | 04064-01030 | RING | 50001- | |
| 11 | 428-15-12250 | GEAR | 50001- | |
| 12 | 06000-06920 | BEARING | 50001- | |
| 13 | 04077-00140 | RING | 50001- | |
| 14 | 04070-00160 | RING | 50001- | |
| 15 | 428-15-12610 | GEAR,RING | 50001- | |
| 16 | 07018-20353 | RING,SEAL | 50001- | |
| 17 | 428-15-12120 | SHAFT | 50001- | |
| 18 | 04064-01030 | RING | 50001- |