Old Part Numbers: CK48047, 032-0127Oil sight glass (metal and glass). Measures 1" inch MPT (actual Outside Diameter (OD) measurement is 1-1/4"). Max 300 PSI. Used on larger commercial-grade air compressor pumps.

OEM Air Intake Filter Element HB55100 for air compressors. Replace every 3-4 months if the air compressor is used frequently. A dirty filter can cause damage to the pump's valves, clog your check valve, and reduce the CFM output of the compressor. Always...

Ring Set for HP (small) piston.

Valve plate kit for the HB55 two-stage, v-twin air compressor pump, includes valve plates, intake and exhaust valve, and all related gaskets for one bank. If air leaks out of the intake filter or if the compressor just isn't performing like it...

Intercooler safety valve, rated for 42.52 PSI.

HB100 Pump Assembly, without flywheel. Reuse your old flywheel or purchase 027-0053-MAT separately. Need oil? Click here for synthetic and synthetic-blend air compressor oil to keep your compressor running like new for years to come...

Overhaul Kit for the 040-0453 v-twin two-stage pump. Includes: Valve Plate Assembly (2), Ring Set (4), Gasket Set (1), Rod Insert Bearings (4 pairs), Oil Seal (1), and Air Filter Elements (2).