Cummins 3967250 Coolant Temperature Sensor Replacement Service Gladhand The 20940438 is one of

The 20940438 is one of several recirculation-circuit components on these engines

protecting high-pressure common-rail injectors over longer service intervals

Industrial fluid-power circuits transitioning between JIC tubing and NPT pipe

Mounting gasket — Cummins 3069101 (qty 1)

Dimensions - 3-1/2" Dia x 2-11/16" H with light

Cummins 3967250 Coolant Temperature Sensor Replacement Service Gladhand The 20940438 is one ofThe PAI 050780 is an aftermarket coolant temperature sensor that replaces Cummins 3967250 on B series and ISB family engines: Cummins 4BT 3. 9L, 6BT 5. 9L, 6CT 8. 3L, ISB, QSB, and ISD 4. 5L. It is a 2 pin circular connector unit with a 1 2" 14 NPT pipe thread that threads into the cylinder head or thermostat housing coolant port to feed coolant temperature to the ECM. Specifications Manufacturer PAI Industries Part Number 050780 Part Type Coolant