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


Bucket Cylinder
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Illustration 1g02023376

Note: During the press fit, insert the sleeve bearing (1) in the cap assembly with the tapered side first.

(1) 343-9343 Sleeve Bearing

Inside diameter ... 90.16 ± 0.02 mm (3.550 ± 0.001 inch)
Outside diameter ... 106.115 ± 0.011 mm (4.1777 ± 0.0004 inch)
Installation depth of the sleeve bearing in the cap assembly ... 9.85 ± 0.30 mm (0.388 ± 0.012 inch)

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

(2) Torque for the special locknut ... 13500 ± 700 N·m (9957 ± 516 lb ft)

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

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

(A) Bore of the cylinder assembly ... 160.00 ± 0.10 mm (6.299 ± 0.004 inch)

(B) Diameter of the rod ... 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) 087-5548 Sleeve Bearing

Inside diameter ... 100.29 ± 0.02 mm (3.948 ± 0.001 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) 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)

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

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

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

(10) Before assembly, apply 4C-4032 Bearing Mount Compound to the wiper seal groove.

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