HOSE 7S7755 - Caterpillar

Illustration 1 g03663326
Table 1
Specification for 225-4523 Boom Cylinder Gp
Item Qty Part Specification Description
1 1 228-5620 Bushing Bore before assembly is 110.30 0.04 mm (4.343 0.002 inch).
Installation depth is 9.85 0.30 mm (0.388 0.012 inch).
2 1 123-2112 Special Locknut Lubricate the face and the threads all around with hydraulic oil before assembly.
Torque to 10000 500 N m (7376 369 lb ft).
3 2 185-0230 Ring Lubricate the inside diameter and outside diameter of the ring with clean grease.
4 1 9X-3604 Seal As Lubricate the inside diameter and outside diameter of the seal with clean grease.
5 1 185-0231 Ring Lubricate the inside diameter and outside diameter of the ring with clean grease.
A 1 234-4463 Rod As Diameter is 109.930 0.030 mm (4.3279 0.0012 inch).
B 1 225-4617 Cylinder As Bore is 160.00 0.10 mm (6.299 0.004 inch).
C 1 358-8528 Head Bore of the head over two lands is 110.63 0.03 mm (4.356 0.001 inch).
6 1 235-7527 Bushing Bore before assembly is 110.30 0.04 mm (4.343 0.002 inch).
Installation depth is 10.0 0.5 mm (0.39 0.02 inch).
7 1 191-3128 Seal Ring Install the seal ring with the slit toward the piston.
8 8 7Y-5239 Bolt Torque to 900 100 N m (664 74 lb ft).
9 1 333-8687 Buffer Seal Lubricate the sealing lip lightly with the lubricant that is being sealed.
10 1 333-8688 U-Cup Seal Lubricate the sealing lip lightly with the lubricant that is being sealed.
11 1 165-9291 Lip Type Seal Lubricate the sealing lip lightly with the lubricant that is being sealed.
12 - - Apply Green Loctite 609 to the wiper seal groove before assembly.