3508B Engine for Caterpillar Built Machines Caterpillar


Fuel Filter Differential Pressure Switch

Usage:

3508B 2GR


Illustration 1g02617542

Table 1
Specification for 144-5661 Pressure Switch 
Item  Qty  Part  Specification Description 
144-5661 Pressure Switch  Torque to 6.78 ± 1.41 N·m (60.01 ± 12.48 lb in)
Actuation pressure at −40 to 121 °C (−40 to 250 °F) is 137.9 ± 13.8 kPa (20.0 ± 2.0 psi)
Deactuation pressure at −40 to 121 °C (−40 to 250 °F) is 82.7 kPa (12.0 psi)
Contact position is normally closed below deactuation pressure. 

Caterpillar Information System:

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