190 PSI 1/2" Male NPT Air Compressor Pressure Relief Safety Pop Off Valve Single Groove • Outlet Threads / Tank

• Outlet Threads / Tank Threads- 3/4" Male NPT (measure about 1" in diameter)

)The unloader equipped with this switch is used to unload the air pressure off the head of the compressor when the compressor shuts off

If you try to force the knob to turn when it is locked

• Total Valve Length: 2-3/4"

190 PSI 1/2" Male NPT Air Compressor Pressure Relief Safety Pop Off Valve Single Groove • Outlet Threads / TankBrand new, certified 1 2" NPT Threaded 190 PSI High CFM air compressor tank pressure safety relief valve. Also known as a "Pop Off" or "Blow Off" valve. This relief valve is manufactured in the United States and is stamped with "UV" & "NB" symbols. The relief pressure of this valve is set at 190 PSI and is accurate within + or 3% of the set pressure. Specifications: This valve will relieve 346 SCFM Valve Inlet Threads: 1 2" Male NPT (measure about 3