1/2" Inlet/Outlet Air Compressor Pilot Unloader Check Valve Combo 140 - 175 PSI

Conrader NG Series 1/2" Female NPT x 1/2" Male NPT Air Compressor Pilot/Unloader/Check Valve Combo – 140-175 PSI

This is a U.S.-made NG series combo valve from Conrader, built for use with gas-powered or electric constant-run air compressors. It combines a pilot valve, discharge valve, and check valve in one.

The valve includes a 1/2" female NPT top inlet, a 1/2" male NPT outlet to the tank connection, and a 1/8" female NPT port on the back for throttle or unloader control. It’s factory set to operate between 140 and 175 PSI and features a built-in manual unloader valve. The unloader exhaust outlet also has a muffler to reduce noise during unload. 

Details:

• Solid brass construction

• 1/2" male NPT outlet / tank connection ( Note 1/2" NPT measures approximately 3/4" in diameter)

• 1/2"" female NPT air inlet ( Note 1/2" NPT measures approximately 3/4" in diameter)

• 1/8" NPT port for throttle or unloader control (1/8" NPT measures approximately 3/8" in diameter)

• Set for 140 PSI on / 175 PSI off (adjustable ~30-40 PSI range) (Contact us for adjustment instructions)

• Manual unloader valve option

• Rated for up to 30 CFM

• Made in the USA