CYLINDER GP-HYDRAULIC 3645879 - Caterpillar

Illustration 1 g03724061
Table 1
Specification for 425-2914 Bucket Cylinder Gp    
Item     Qty     Part     Specification Description    
-     -     -     All pin bores to be lubricated and free of paint.    
A     2     -     Bore of the bushing after assembly is 45.05 to 45.25 mm (1.774 to 1.781 inch).    
1     2     3B-8489 Grease Fitting     Torque to
9.32 4.90 N m (82.49 43.37 lb in).    
2     -     -     Tighten the connector to
80 to 120 N m (59 to 89 lb ft).    
3     2     6V-6317 Bolt     Torque to
31.5 5.9 N m (278.8 52.2 lb in).    
4     1     452-3455 Head     Before assembly, lubricate threads lightly with clean oil.    
Torque to
380 N m (280 lb ft).
D     1     452-3454 Rod As     Diameter is
40.0 mm (1.57 inch).    
E     1     452-3456 Cylinder As     Bore diameter is
70.0 mm (2.76 inch).    
5     1     452-3457 Piston     Torque to
872 N m (643 lb ft).    
6     1     -     Tighten the socket screw to
31.5 5.9 N m (278.8 52.2 lb in).    
7     -     -     Before assembly, apply green Loctite 648 to wiper seal groove.    
8     -     -     Lubricate the sealing lip of the lip type seal lightly with the lubricant that is being sealed.