Rolair Replacement Pilot Unloader Valve For Compressors
The 131B Pilot Unloader valve is a common replacement item for many ROLAIR gas models and electric constant-run only models. These include 3095K18CS, 4090HK17, 5715K17CS, 5GR30HK17, 6590HK18, 6820K17CS, 7722HK28, 8422HK30, GD4000PV5H and GD4500PV5R. The valve has a setting of 110/135 PSI cut in/cut out pressure.
New OEM Part with Adjustable Pressure Range
Cut-In/Cut-Out PSI is 110/135 PSI
Inlet – Unloader 1/4″ Tube, Pilot 1/4″ M NPT / Outlet – N/A
Heavy Duty Brass Material