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Control Devices ST2512-1A175 ST Series Brass Soft Seat ASME Safety Valve, 175 psi Set Pressure, 1/8 Male NPT

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$7.48

$ 2 .99 $2.99

In Stock

About this item

  • Relief pressure preset to 175 psi with flow rate of 157 cfm
  • 1/8 NPT threaded inlet connection with Vibra-Seal threadlock
  • Brass construction and music wire spring for corrosion resistance
  • 250 F maximum temperature for use in high temperature applications
  • ASME safety rated with UV and NB marks


This Control Devices ST2512-1A175 ASME safety valve has a brass body, a 175 psi relief pressure, a 1/8 inch male NPT threaded inlet connection, and a stainless steel pull ring for manual pressure relief. The valve's brass body, brass valve seat, and the zinc plated steel spring resist corrosion and can be used in operating temperatures up to 250 F. The preset relief pressure is accurate to within +/- 3 percent and a silicon O-ring provides a leak-proof seal to within +/- 10 percent of the relief pressure. This safety valve is American Society of Mechanical Engineers (ASME) safety rated and displays the UV mark for pressure vessel safety valves. It also displays the NB mark for certification in accordance with NB-501, National Board Certification of Pressure Relief Devices. This safety valve has a 157. 2648 cubic feet per minute (CFM) flow rate and is suitable for pressure relief applications such as in home construction or industrial air compressors.


david morgan
Reviewed in the United States on September 24, 2024
Fit a did the job
Bill tomory
Reviewed in the United States on March 28, 2022
Works great the old one at the shop was bleeding off all pressure and compressor wouldnt shut off now all is sane and well
janeigh wilson
Reviewed in the United States on December 23, 2022
Works great, Perfect fit and will buy from this seller again. Thanks SOOOO Much.