318B Excavator Machine System Specifications Caterpillar

Illustration 1	g03758680

(1) 119-5229 Sleeve Bearing

Outside diameter ... 90 mm (3.5 inch)

Inside diameter ... 80 mm (3.1 inch)

(2) 150-5848 Sleeve Bearing

Outside diameter ... 85 mm (3.3 inch)

Inside diameter ... 70 mm (2.8 inch)

(3) Inside diameter of the head ... 80 mm (3.1 inch)

(4) Tighten the 12 bolts to the following torque. ... 171 ± 26 N·m (126 ± 19 lb ft)

(5) Inside diameter of the cylinder ... 110 mm (4.3 inch)

(6) Rod

Outside diameter ... 80 mm (3.1 inch)

Minimum thickness of plating ... 0.03 mm (0.001 inch)

(7) Tighten the locknut to the following torque. ... 5640 ± 280 N·m (4160 ± 207 lb ft)

Note: After tightening the socket setscrew, stake the socket setscrew in two places.

(8) Tighten the setscrew to the following torque. ... 57 ± 10 N·m (42 ± 7 lb ft)

(9) Tighten the two grease fitting to the following torque ... 9.3 ± 4.9 N·m (82.0 ± 43.0 lb in)