Head O-ring Gasket for the pump. This is the gasket directly under the head and on top of the valve plate.

The Air Compressor Regulator Repair Kit includes only the internal parts for the regulator. If air leaks from the regulator, or when you turn the knob it doesn't adjust the PSI up or down, replace this part.Technical Documents

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

Old Part Numbers: S145-0543, 145-0456Stainless-steel braided tube that runs from pump to tank. Replace if leaking.  Specifications5.5" long with 3/8" compression fittings on each end

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

Drive Belt, .650" wide (5/8"), 6" Diameter.  Is your motor turning yet you have no pressure? Typically this is caused by a torn belt. To make installation easier, "walk" the belt onto the pulleys like you would a bicycle chain.