ENGINE AR-PRIMARY 2885173 - Caterpillar

Illustration 1 g03628422
Table 1
Specification for 376-0170 Bucket Cylinder Gp
Item Qty Part Specification Description
1 2 265-8716 Bushing Bore diameter after assembly is 40.05 mm to 40.15 mm (1.577 in to 1.581 in).
Installation depth is 5.0 mm (0.20 in).
2 1 304-3525 Plug Torque to 76.4 3.8 N m (56.3 2.8 lb ft).
3 1 304-3527 Bolt Torque to 17.2 0.9 N m (152.2 8.0 lb in).
A 1 278-9164 Rod As Diameter is 40 mm (1.6 in).
B 1 383-3206 Hydraulic Cylinder Bore is 70 mm (2.8 in).
4 1 216-7643 Setscrew Torque to 16.2 N m (143.4 lb in).
After tightening the setscrew, stake the setscrew in two places.
5 1 237-7087 Piston Torque to 814 N m (600 lb ft).
6 1 310-8780 Bushing Bore before assembly is 40 mm (1.6 in).
7 1 309-5680 Head Before assembly, apply Three Bond 1901 sealant to the threads.
Torque to 382 N m (282 lb ft).
Table 2
Specification for 277-9900 Bucket Cylinder Gp
Item Qty Part Specification Description
1 2 265-8716 Bushing Bore diameter after assembly is 40.05 mm to 40.15 mm (1.577 in to 1.581 in).
Installation depth is 5.0 mm (0.20 in).
2 1 304-3525 Plug Torque to 76.4 3.8 N m (56.3 2.8 lb ft).
3 1 304-3527 Bolt Torque to 17.2 0.9 N m (152.2 8.0 lb in).
A 1 281-2319 Rod As Diameter is 45 mm (1.7 in).
B 1 301-6901 Hydraulic Cylinder Bore is 75 mm (3.0 in).
4 1 216-7643 Setscrew Torque to 16.2 N m (143.4 lb in).
After tightening the setscrew, stake the setscrew in two places.
5 1 281-2312 Piston Torque to 1030 N m (760 lb ft).
6 1 237-8377 Bushing Bore before assembly is 45 mm (1.8 in).
7 1 304-3537 Head Before assembly, apply Three Bond 1901 sealant to the threads.
Torque to 422 N m (311 lb ft).