CAT Pumps Pop-Off Valve, 316 Stainless Steel, Model 890711, Inlet Port Size 1″ NPT(M), Discharge Port Size 1″ NPT(F), Max. Flow 50 GPM, Min Pressure 1000 PSI – Max. Pressure 6000 PSI

Pop-Off Valve

Model: 890711 ~ Call For Pricing

This stainless steel pop-off valve is designed as a secondary pressure relief and should be used with a primary pressure regulating valve. It is set approx. 200 PSI above the primary valve and will only go into by-pass should the primary valve fail.


• Provides backup protection as a secondary pressure control valve to ensure complete pump and system protection.
• 316 Stainless Steel body.
• FPM seals and O-rings on all models, except model 890714 which has NBR O-rings.


Technical Specifications
Max Flow 50 gpm / 189 lpm
Max Pressure 6000 psi
Inlet Port Size 1″ NPT(M)
Discharge Port Size 1″ NPT(F)
Accessory Type Pop-off Valves
Material 316 Stainless Steel
By-Pass Port 1″ NPT(F)


CAT Pop Off Valves Models 890703_890715 Data Sheet


Cat Pumps Limited Warranty