Certified 1/4" male NPT 150 PSI Industrial 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 150 PSI and is accurate within + or - 3% of the set pressure.

Specifications:

• This valve will relieve 132 SCFM 
• Valve Inlet Threads: 1/4" Male NPT (measure about 1/2" in diameter) 
• Total Valve Length: 1-3/4" 
• Installation Wrench Size: 11/16" 
• Features a silicone rubber soft seat relief valve to prevent leaks 
• Max temperature: 250° F
• Solid Brass Construction
• Made in the U.S.A
• Manufactured by Conrader