TM 10-3930-659-34 5-16. REAR AXLE FRONT OSCILLATING SUPPORT YOKE, INPUT QUILL, AND PINION SHAFT MAINTENANCE (Con’t). (ad) Install rear axle front oscillating support yoke (8) and  new  preformed  packing  (13)  on  support  (9) with spacer (7) and nut (6).  Torque nut to mark made in step (s).  Torque should be 225-300 lb.- ft. (305-407 N•m). (ae)    Install new cotter pin (5). (af)    Install new preformed packing (25) on front input quill (11). e. INSTALLATION WARNING Use extreme caution when handling heavy parts. Lifting device is required when parts weigh over 50 lb (23 kg) for a single person lift, over 100 lb (45 kg) for a two person lift, and over 150 lb (68 kg) for a three or more person lift. Keep clear of heavy parts supported only by lifting device. Failure to follow this warning may cause serious injury or death to personnel. NOTE Front input quill assembly weighs approximately 120 lb (54 kg). 1. Install    front    input    quill    assembly    (4)    into differential housing (3) with six washers (2) and screws (1). Torque screws to 37 Ib.-ft. (50 Nom). Turn screws an additional one-quarter turn. 2. Remove differential cover (see paragraph 5-17). 5-161