SEAL-O-RING 2108081 - Caterpillar

Illustration 1 g02562837
Table 1
Specification for 340-8949 Bucket Cylinder and Seal Gp, 349-4143 Bucket Cylinder and Seal Gp, and 418-8807 Bucket Cylinder and Seal Gp
Item Qty Part Specification Description
1 1 240-2914 Bushing Inside diameter before assembly 80.20 0.04 mm (3.157 0.002 inch).
Installation depth is 10 mm (0.4 inch).
2 12 4I-3628 Bolt Torque to 367 55 N m (271 41 lb ft).
A 1 Cylinder As Bore diameter is 130 mm (5.1 inch).
B 1 Rod As Diameter is 90 mm (3.5 inch).
3 1 284-7313 Bushing Inside diameter before assembly 70.17 0.04 mm (2.763 0.002 inch).
Installation depth is 10 mm (0.4 inch).
235-7769 Bushing(1) During the press fit, insert the bushing (3) in the cylinder assembly with the tapered side first.
Bore before assembly is 70.11 0.02 mm (2.760 0.001 inch).
Installation depth on one side 9.7 mm (0.38 inch) and other side is 10.0 mm (0.4 inch).
4 2 3B-8489 Grease Fitting Torque to 9.32 4.90 N m (82.49 43.37 lb in).
5 1 105-2575 Bushing Outside diameter before assembly is 95 mm (3.7 inch).
Thickness is 2.47 mm (0.097 inch).
6 1 259-0675 Piston Torque to 9040 452 N m (6668 333 lb ft).
7 1 160-8759 Socket Setscrew Torque to 56.9 10.7 N m (42.0 7.9 lb ft).
After tightening the socket setscrew, stake the socket setscrew in two places.
(1) Use with part number 349-4143