318B Excavator Machine System Specifications Caterpillar

Illustration 1	g00607559

(1) Lubricate the inside diameter and the outside diameter with clean grease.

(2) 147-5815 Rod

Diameter of rod ... 79.930 ± 0.030 mm (3.1468 ± 0.0012 inch)

Minimum thickness for plating ... 0.020 + 0.100 - 0.006 mm (.0008 + .0039 - .0002)

(3) Bore of head ... 80.630 ± 0.030 mm (3.1744 ± 0.0012 inch)

(4) Torque for nut ... 4500 ± 230 N·m (3320 ± 170 lb ft)

(5) Bore of cylinder ... 110 mm (4.3 inch)

(6) 4I-0704 Sleeve Bearing

Outside diameter ... 95.180 ± 0.013 mm (3.747 ± .0005 inch)

Inside diameter ... 80.25 ± 0.02 mm (3.159 ± .001 inch)

Install the bearing in the bearing bore. ... 7.50 ± 0.30 mm (.295 ± .012 inch)

(7) Lubricate the sealing lip slightly with the lubricant that is being sealed:

Quantity ... 3

Install the seal in the bearing bore. ... 1.00 ± 0.50 mm (.039 ± .020 inch)

(8) Apply Sealant to the groove before the cylinder is assembled.