Replacement Check Valve Manifold for Small Air Compressors

In stock
Regular price $34.99

Air Compressor Check Valve for Emglo brand and other small compressors, 1/2" NPT Line Port with Cold Start. The valve body is made of steel for corrosion resistance, ductility at high temperatures, and low magnetic permeability. It has a tube compression connection on one end for fast installation and male NPT threads on the other end for connecting to a female threaded pipe.


  • Unloading check valve releases trapped pressure in a compressor head
  • Tube compression connection on one end and female NPT threads on the other for connecting to male threaded pipe
  • Fits EMGLO & Other Compressors


  • Material: Brass
  • Thread: 1/2" NPT
  • Compressor Input Thread: 1/2" NPT
  • Unloader Port Thread: 1/8" Compressor Fitting
  • Maximum Pressure (PSI): 500 PSI
  • Maximum Temperature: 260 °C
  • Flow Rate @ 150 PSI: 2500 L/min