330D and 336D Excavators and 330D Material Handlers Machine System Specifications Boom Cylinder Caterpillar

Illustration 1	g02139617

(1) 226-1087 Sleeve Bearing

Inside diameter ... 100.29 mm (3.948 inch)

Outside diameter ... 116.230 ± 0.013 mm (4.5760 ± 0.0005 inch)

Installation depth of the sleeve bearing in the cap assembly ... 10.0 ± 0.3 mm (0.39 ± 0.01 inch)

Note: Lubricate the face and thread of the locknut (2) with 8T-9579 Oil before assembly.

(2) Torque for the locknut ... 10800 ± 540 N·m (7966 ± 398 lb ft)

(3) Lubricate the inside diameter and outside diameter of three rings with clean grease.

(4) Lubricate the inside diameter and outside diameter of the seal assembly with clean grease.

(A) Bore of the cylinder assembly ... 180.00 ± 0.10 mm (7.087 ± 0.004 inch)

(B) Diameter of the rod assembly ... 109.93 ± 0.03 mm (4.328 ± 0.001 inch)

(C) Bore of the head over two lands ... 110.63 ± 0.03 mm (4.356 ± 0.001 inch)

(5) 226-1086 Sleeve Bearing

Inside diameter ... 100.29 mm (3.948 inch)

Outside diameter ... 116.230 ± 0.013 mm (4.5760 ± 0.0005 inch)

Installation depth of the sleeve bearing in the rod assembly ... 10.0 ± 0.3 mm (0.39 ± 0.01 inch)

(6) Free linear movement of the stop after assembly ... 0.50 ± 0.26 mm (0.020 ± 0.010 inch)

(7) Maximum outside diameter of two retaining rings after assembly ... 81.0 mm (3.19 inch)

(8) 114-0762 Sleeve Bearing

Outside diameter ... 115.148 ± 0.032 mm (4.5334 ± 0.0013 inch)

Thickness ... 2.475 ± 0.025 mm (0.0974 ± 0.0010 inch)

(9) Lubricate the sealing lip of the buffer seal lightly with the lubricant that is being sealed.

(10) Lubricate the sealing lip of the U-cup seal lightly with the lubricant that is being sealed.

(11) Lubricate the sealing lip of the lip type seal lightly with the lubricant that is being sealed.

(12) Apply 4C-4032 Bearing Mount Compound to the wiper seal groove before assembly.