Rear Half Shaft Hub Flange Attachment-TR-6
March, 1974
At vehicle identification number CF 15751, the method of retaining the hub flange to rear half shafts on the TR-6 was changed from a nyloc fastener to a castellated nut and cotter pin. Details of parts affected by this incorporation are as follow:
| Description | Part No. | |
| Fitted Up to VIN CF 15750 | Rear Hub and HAlf Shaft Assemblies | 402347 |
| Fitted Up to VIN CF 15750 | Half Shaft Assembly less Hub | 212293 |
| Fitted Up to VIN CF 15750 | Half Shaft Flange Nut- nyloc | 138563 |
| Fitted Up to VIN CF 15751 | Rear Hub and Half Shaft Assemblies | RKC 0454 |
| Fitted Up to VIN CF 15751 | Half Shaft Assembly less Hub | TKC 0853 |
| Fitted Up to VIN CF 15751 | Half Shaft Flange Nut- Castellated | 21 A/79 |
| Fitted Up to VIN CF 15751 | Cotter Pin for Castllated Nut | PC 0013 |
Half Shaft Flange Nut Tightening Torque
Nyloc nut, Part No. 138563: Tighten to 120 lb./ft.
Castellated nut, Part. No. 21 A/79: Tighten to 90 lb./ft. and examine for alignment of one of the two holes in the axle shaft with slots in the nut castellation. Where the other slots do not align with a shaft hole, further tighten the nut to attain proper alignment with the nearest slots. DO NOT BACK OFF THE NUT TO OBTAIN ALIGNMENT.