Old Part Numbers: 150-1143, 641133Universal Regulator: 4-port, two 1/4" FPT ports, and two 1/8" FPT ports (one is plugged).    Pressure Gauges sold separately here. The regulator controls the amount of air to your air compressor hose. Replace...

Old Part Numbers: SSF-3158-1This is the screw that holds down the piston cover, on the top of the piston.

Order this if ordering valve plate or a new head.

Screw to fasten the handle to the compressor base.

Screw, #10-14 x 2.50". This is the screw for the air intake muffler cover (2 used).

Screw (fastener) for the motor/pump shroud.

Screw for the pump cooling fan.