374F Excavator Machine System Caterpillar


Bucket Cylinder

Usage:

374F L AP4


Illustration 1g03501857
Typical example

Table 1
Item  Qty  Part  Specification description 
198-5529 Bushing  Bore before assembly is 120.320 ± 0.020 mm (4.7370 ± 0.0008 inch)
Installation depth is 10.0 ± 0.3 mm (0.39 ± 0.01 inch).
116-3513 Locknut  Before assembly, apply 8T-9579 Oil to the face and threads. 
Torque to 20000 ± 1000 N·m (14751 ± 738 lb ft).
147-5738 Ring  Lubricate the inside diameter and the outside diameter with clean grease. 
8C-9179 Seal As  Lubricate the inside diameter and the outside diameter with clean grease. 
147-5776 Ring  Lubricate the inside diameter and the outside diameter with clean grease. 
362-4928 Hydraulic Cylinder  Bore is 200.050 ± 0.025 mm (7.8760 ± 0.0010 inch)
Rod As  Diameter is 139.93 ± 0.03 mm (5.509 ± 0.001 inch)
424-2919 Head  Bore over two lands is 140.63 ± 0.03 mm (5.537 ± 0.001 inch)
6E-0813 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).
128-9261 Bushing  Outside diameter is 145.153 ± 0.033 mm (5.7147 ± 0.0013 inch)
Thickness is 2.475 ± 0.025 mm (0.0974 ± 0.0010 inch).
367-3928 Buffer Seal  Lubricate the sealing lip lightly with the lubricant that is being sealed. 
367-3929 U-Cup Seal  Lubricate the sealing lip lightly with the lubricant that is being sealed. 
10  165-9294 Lip Type Seal  Lubricate the sealing lip lightly with the lubricant that is being sealed. 
11  Before assembly, apply green Loctite 609 to the wiper seal groove. 

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