1-1/2" NPSM x 1/4" NPT Bushing Reducer. NOTE: Also order the 513-0002 o-ring seal to complete the repair.

1/8" male NPT x 1/8" Hose Barb Elbow Fitting.

Old Part Numbers: 032-0001, 032-0056Pressure gauge.

OEM Powermate Inline-Twin Air Compressor Pump Replacement, Complete Assembly, Single-Stage, 3.7 HP. 13.4 CFM @ 40 PSI. 755H cast-iron pump. Includes Flywheel and Felt Air Filter. Need oil? Click here for synthetic and synthetic-blend air...

Ring set (two required).

Hubcap for wheel, 1/2". Two required.

OEM pressure switch. 125 PSI On/ 155 PSI Off. Replace the Pressure Switch if the unit doesn't cut on or off at the designated pressure the unit is set for. If the unloader valve is leaking on the side (or underneath) of the switch AFTER the unit shuts...

Old Part Numbers: 145-0388 Connects between switch and check valve in tank.