| Item | Part No. | Part Name | Qty | Serial No. |
| (425-15-21004) | TRANSMISSION ASS'Y | 50001- | ||
| (\2\425-15-21003) | TRANSMISSION ASS'Y | (50001-50119) | ||
| THESE ASSEMBLIES CONSIST OF ALL PARTS SHOWN IN FIGS.F4320-51A0 TO F4320-70A0. | ||||
| 1 | 425-15-21151 | HOUSING,4TH AND 3RD | 50001- | |
| 2 | 425-15-22760 | PISTON,4TH | 50001- | |
| 3 | 113-15-12870 | RING,SEAL (K2) | 50001- | |
| 4 | 144-15-22881 | RING,SEAL (K2) | 50001- | |
| 5 | 425-15-22780 | PISTON,3RD | 50001- | |
| 6 | 569-15-12860 | RING,SEAL (K2) | 50001- | |
| 7 | 569-15-41310 | SLEEVE | 50001- | |
| 8 | 562-15-11270 | PIN | 50001- | |
| 9 | 135-15-22820 | PIN | 50001- | |
| 10 | 421-15-11270 | PIN,(D=15.0,L=125.0) | 50001- | |
| 11 | 421-15-12910 | SPRING | 50001- | |
| 12 | 421-15-12910 | SPRING | 50001- |