303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications Caterpillar


Hydraulic Cylinder - Thumb

Usage:

303.5E2 CR BG8



Illustration 1g03717577

Table 1
Specification for 268-8224 Hydraulic Cylinder Gp (Thumb)    
Item     Qty     Part     Specification Description    
1     2     233-8447 Bushing     Bore before assembly is
35.097 ± 0.013 mm (1.3818 ± 0.0005 inch).    
2     1     5D-1986 Locknut     Torque to
270.5 to 299.0 N·m (199.5 to 220.5 lb ft).    
A     1     278-2255 Tube As     Bore is
64 mm (2.5 inch).    
3     1     278-2248 Bushing     Bore before assembly is
38 mm (1.5 inch).    
B     1     278-2254 Piston Rod     Diameter is
38 mm (1.5 inch).    

Caterpillar Information System:

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