390F Excavator Machine System Caterpillar


Stick Cylinder

Usage:

390F FEH


Illustration 1g03652116

Table 1
Item  Qty  Part  Specification Description 
172-2848 Bushing  Bore before assembly is 130.32 ± 0.02 mm (5.131 ± 0.001 inch).
Installation depth is 10.0 ± 0.5 mm (0.39 ± 0.02 inch)
116-3516 Self-Locking Nut  Before assembly. lubricate the face and threads with 309-6932 Hydraulic Oil all around.
Torque to 20000 ± 1000 N·m (14751 ± 738 lb ft)
155-9157 Ring  Lubricate the inside diameter and the outside diameter with clean grease. 
8C-9182 Seal As  Lubricate the inside diameter and the outside diameter with clean grease. 
173-3414 Ring  Lubricate the inside diameter and the outside diameter with clean grease. 
353-9626 Cylinder As  Bore is 219.9 mm (8.66 inch)
317-8435 Rod As  Diameter is 149.93 ± 0.03 mm (5.903 ± 0.001 inch)
365-3598 Head(1)  Bore over lands is 150.63 ± 0.03 mm (5.930 ± 0.001 inch)
350-3842 Setscrew  Torque to 23 ± 3 N·m (204 ± 27 lb in)
436-8027 Nut  Before assembly, lubricate the threads.
Torque to 80 ± 4 N·m (59 ± 3 lb ft)
116-3519 Seal Ring  The cutout must face the piston. 
128-9262 Bushing(1)  Outside diameter is 155.173 ± 0.033 mm (6.1092 ± 0.0013 inch).
Thickness is 2.475 ± 0.025 mm (0.0974 ± 0.0010 inch)
570-1983 Sleeve Bearing(2) Inside diameter is 150 mm (5.9 inch).
10    367-3934 Buffer Seal  Lubricate the sealing lip lightly with the lubricant that is being sealed. 
11    367-3961 U-Cup Seal  Lubricate the sealing lip lightly with the lubricant that is being sealed. 
12    165-9296 Lip Type Seal  Lubricate the sealing lip lightly with the lubricant that is being sealed. 
13  Before assembly, apply green Loctite 609 to the wiper seal groove. 
(1) For 363-1685
(2) For 570-1981

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