Old Part Numbers: A19715, CAC-4337-1, D288261/2" male NPT x 1/2" compression check valve, with 1/4" compression adapter. For model D55167 type 1 and others. If the small unloader (bleeder) valve on or under your switch leaks constantly AFTER the...

Old Part Numbers: SSN-56-ZN1 X 11/32 X 1

Plastic plug for the piston pin (two used per piston).

Washer for the flywheel bolt.

Pin for the piston. One used per piston.

Old Part Numbers: SSW-7367Strain relief for air compressor power cord going into the pressure switch housing.

Old Part Numbers: A20868, CAC-54-2Order this when replacing valves along with head gasket (part# 5140118-80).

Vent filter for the pump crankcase. This fits into the top of the cylinder.