5Z598C #01B509

Unloader Valve - YES (Multiposition) On/Off Switch - YES OEM Model 4-port (1/4" FPT) 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...

Old Part Numbers: Z-AC-0032, AC-0032Valve plate comes with preinstalled valves and o-rings. Poor performance or air leaks out of the intake filter while the unit is running? This is probably the problem. 

Old Part Numbers: CAC-1140

Old Part Numbers: Z-GA-370300PSI,2IN,1/4NPT,BK

New style filter assembly has 3/8" threads. Includes new style air filter, head and o-ring.

Old Part Numbers: CAC-4290, CAC-4290-1, CAC-4290-3, AC-0325-1, 889093If your pressure switch is leaking at the unloader valve, then replace this part.

Old Part Numbers: CAC-4205, SUDL-402-2

Inc. with item 2

(For 3/8" O.D. Tube). 0.70L X 0.70W X 0.50H