SPACER 4K3916 - Caterpillar

Illustration 1 g03356751
Compressor Bypass ActuatorThe 434-9072 Actuator Gp replaces the 324-2781 Valve Actuator for 48 mm (1.9 inch) compressor bypass actuators. The 434-9073 Actuator Gp replaces the 327-7730 Actuator for 60 mm (2.4 inch) compressor bypass actuators. Table 1 contains the new and previous part numbers for the compressor bypass actuator. Table 2 contains the effective serial numbers.
Table 1
New Part Number    Previous Part Number    
434-9072 Actuator Gp     324-2781 Valve Actuator    
434-9073 Actuator Gp     327-7730 Actuator    
Table 2
Effective Serial Numbers    
G3508B     S/N:RBK01258-UP    
G3512B     S/N:JHH01024-UP    
G3516B     S/N:JEF02150-UP    
G3520B     S/N:GLF01104-UP
S/N:TPC01113-UP