Products - Relief Valves

Below is a condensed section of our products. Consult factory for models not listed here and for custom or special valves for OEMs.

Metal Type

Threaded Npt

	RVA-05 Compact, low cost, reduced flow Relief Valve Fitting. Used in some Hydrogen conversion kits for automobiles. Tamperproof construction requires removal to adjust pressure. 0.5-200 PSI max (multiple spring ranges) 1/8” model RVAH to 400 psig 1/8"-3" NPT, 1/2"-3" flanged (custom). For air, nitrogen, and clean gases that can be safely discharged to atmosphere, or liquids that can be safely deflected or contained. 303 & 316 Stainless steel, brass, Hastelloy, Titanium & Monel		RVC-05 Full flow Pressure Relief Valve 25-5000 PSI max (multiple spring ranges and pressure classes) 1/4"-2 1/2" NPT For water, oil, air, chemicals, gas Connections: Bottom inlet, side outlet 303 & 316 Stainless Steel, Hastelloy, Monel, titanium, brass Also available as a Back pressure/Bypass valve (BPS05)
	RVi-05 Compact low cost, reduced flow In-Line Relief Valve Fitting Tamper proof construction requires removal to adjust pressure. 200 PSI max (multiple spring ranges) 1/4” model RVi05-H to 400 psig 1/4"-3" NPT, 1/2"-3" flanged, Some models in BSP threads For water, oil, air, chemicals, gas 303 & 316Stainless steel, Hastelloy, Monel, Titanium, brass		RVi-20 High accuracy pressure control, diaphragm valve 0.5 to 75 PSI (0.03 to 5 Bar) (multiple spring ranges) 1/4"-2" NPT, 1/2"-2" ANSI & Sanitary Tri-Clamp flanges For water, oil, air, chemicals, gas Connections: In-line porting 303 & 316 stainless steel, Hastelloy, Monel, titanium, TFE, PVC
	RVL-20 High accuracy pressure control, diaphragm valve 0.5 to 75 PSI (0.03 to 5 Bar) (multiple spring ranges) 1/4"-2" NPT 1/2"-3" flanged (ANSI & Sanitary Tri-Clamp Flanges) For water, oil, air, chemicals, gas Connections: Side inlet, bottom outlet 303 & 316 Stainless steel, Hastelloy, Monel, titanium, TFE, PVC, brass		RVT-05 25-2000 PSI max (multiple spring ranges) 1/4"-2" NPT, 1/2"-2" flanged For water, oil, air, chemicals, gas Connections: 2 in-line through flow ports, 1 bottom outlet port 303 & 316 Stainless steel, Hastelloy, Monel, titanium, brass

Flanged ANSI B16.5

	RVC05-150 Flg Full flow Pressure Relief Valve 25-270 PSI max (multiple spring ranges & pressure classes) 1/2"-2" flanged For water, oil, air, chemicals, gas Connections: Bottom inlet, side outlet 303 & 316 stainless steel, Hastelloy, Monel, titanium		RVC05-300 FLG Full flow Pressure Relief Valve 25-700 PSI max (multiple spring ranges & pressure classes) 1/2"-2" flanged For water, oil, air, chemicals, gas Connections: Bottom inlet, side outlet 303 & 316 stainless steel, Hastelloy, Monel, titanium
	RVC05-600 FLG Full flow Pressure Relief Valve 25-1400 PSI max (multiple spring ranges & pressure classes) 1/2"-2" flanged For water, oil, air, chemicals, gas Connections: Bottom inlet, side outlet 303 & 316 stainless steel, Hastelloy, Monel, titanium

Sanitary Tri-Clamp

RVC05-TC Full flow Pressure Relief Valve 20-150 PSI max for sanitary applications. Relief pressures to 150 psig Temperatures to 350 F (176 C)

RVL20-TC Full flow Pressure Relief Valve 2-805 PSI max for sanitary applications. Relief pressures to 150 psig Temperatures to 350 F (176 C)

Plastic Type

Threaded Npt

RVC05-P High flow Pressure Relief Valve 5-125 PSI max. Available in sizes 1/2"-2" NPT. Valves are ideally suited for chemical process, corrosive environments, and water or oil service. No metals in flow wetted areas. Configuration: Bottom inlet, side outlet in PVC, CPVC, or PVDF construction with soft seats for bubble tight leakage in EPDM, BUNA, and Viton ™. For back pressure/Bypass see series BPS05-P. .62 bar) multiple spring ranges and pressure classes 1/2"-2" NPT (For water, oil, air, chemicals,

Rvi20-P High accuracy pressure control, diaphragm valve 0.5 to 75 PSI (0.03 to 5 Bar) (multiple spring ranges) 1/4"-2" NPT, 1/2"-2" ANSI & Sanitary Tri-Clamp flanges For water, oil, air, chemicals, gas Connections: In-line porting 303 & 316 stainless steel, Hastelloy, Monel, titanium, TFE, PVC