Old Part Numbers: D20763, D27254, D206434-Port OEM Air Regulator. The Regulator controls the amount of air to your hose. Replace this if you're not able to adjust the PSI to your hose or if it leaks.   

Order this if ordering valve plate or a new head.

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

Screw (fastener) for the motor/pump shroud.

1.25 OD 18

Screw to bolt the fan to the motor, .250-20 x .750 U.

Screw that fastens the front and back of the belt  guard to each other, and to the compressor base. THD FORMING