349F and 352F Excavators Machine System Specifications Caterpillar


Stick Cylinder

Usage:

352F-VG A9J


Illustration 1g06105194

Table 1
Item  Qty  Part  Specification Description 
126-1971 Special Locknut  Use any one of the following methods to tighten the special locknut:

Lubricate thread all around with 309-6932 Hydraulic Oil and tighten to 20500 ± 1000 N·m (15120 ± 738 lb ft).
or
Lubricate thread with molybdenum disulphide and tighten to 13500 ± 675 N·m (9957 ± 498 lb ft)
204-2845 Ring  Lubricate the inside diameter and the outside diameter with clean grease. 
495-8218 Seal As  Lubricate the inside diameter and the outside diameter with clean grease. 
204-2846 Ring  Lubricate the inside diameter and the outside diameter with clean grease. 
114-0763 Bushing  Outside diameter before assembly is 135.153 ± 0.033 mm (5.3210 ± 0.0013 inch).
Thickness is 2.475 ± 0.025 mm (0.0974 ± 0.0010 inch)
Buffer Seal  Lubricate the sealing lip lightly with the fluid that is being sealed. 
U-Cup Seal  Lubricate the sealing lip lightly with the fluid that is being sealed. 
165-9293 Lip Type Seal  Lubricate the sealing lip lightly with the fluid that is being sealed. 
Before assembly, apply green Loctite 648 to the wiper seal groove. 
10  462-2010 Bushing  Bore before assembly is 100.222 ± 0.020 mm (3.9457 ± 0.0008 inch).
Installation depth is 9.85 ± 0.30 mm (0.388 ± 0.012 inch)
513-3690 Cylinder As  Bore diameter is 189.90 to 190.05 mm (7.477 to 7.483 inch)
513-3687 Rod As  Diameter is 129.930 ± 0.038 mm (5.1153 ± 0.0015 inch)
370-6693 Head  Bore over two lands is 130.63 ± 0.03 mm (5.143 ± 0.001 inch)
11  228-5618 Bushing  Bore before assembly is 100.216 ± 0.040 mm (3.9455 ± 0.0016 inch).
Installation depth is 10.0 ± 0.5 mm (0.39 ± 0.02 inch)
12  524-7886 Stop  Free linear movement of stop after assembly is 0.50 ± 0.28 mm (0.020 ± 0.011 inch)
13  143-1452 Retaining Ring  Maximum outside diameter of two retaining rings after assembly is 91.5 mm (3.60 inch)
14  200-3620 Seal Ring  The slit of the seal ring must turn in the direction of the piston. 
15  10  173-9684 Bolt  Torque to 380 ± 30 N·m (280 ± 22 lb ft).
Turn to an additional angle of 30 ± 5 degree. 

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