Check Valves
Valve Check Inc is a manufacture of high quality check valves offered in a large array of sizes ranging from 1/8" up to 4" NPT. Configurations are offered in Male x Male, Male x Female, Female x Male, and Female x Female. Pressures range from low pressure including .5 psi to 250 psi. Valve Check specializes in manufacturing the lowest pressure drop check valves and offers the high flow of any manufacturer of check valves.

H6200 Series

Category: Inline Check Valve

Design: Economical, Medium Flow, Zero Leakage

Configurations: NPT

Materials: Brass, Stainless Steel

Max Pressure: 125 psi

Crack Pressure: 1-20 psi

U600 Series

Category: Inline Check Valve

Design: Economical, Lead Free Option, ANSI/NSF 61, High Flow, Light Cracking Pressure

Configurations: NPT

Materials: Brass

Max Pressure: Up to 400 psi WOG

Crack Pressure: 1/2 psi

U620 Series

Category: Inline Check Valve

Design: High Flow, Bubble Tight Seal, Low Crack Pressure

Configurations: NPT

Materials: 316 Stainless Steel

Max Pressure: 800 psi WOG, 125 psi WSP

Crack Pressure: 1/2 psi

U620B Series

Category: Inline Check Valve

Design: High Flow, RPTFE Ball Check Valve, Low Crack Pressure

Configurations: NPT

Materials: 316 Stainless Steel

Max Pressure: 400 psi WOG, 125 psi WSP

Crack Pressure: 1/2 psi

600 Series

Category: Inline Check Valve

Design: Low Crack Pressure, High Flow, Zero Leakage

Configurations: NPT

Materials: Brass, Aluminum, Stainless Steel

Max Pressure: 3000 psi

Crack Pressure: .5-5 psi

6100 Series

Category: Inline Check Valve

Design: Clog Resistant Design, Highly Accurate, Zero Leakage

Zero Leakage, 100% Leak Tested

Configurations: NPT

Materials: Brass, Stainless Steel

Max Pressure: 3000 psi

Crack Pressure: 1-250 psi

6200 Series

Category: Inline Check Valve

Design: Economical, Medium Flow, Zero Leakage

Zero Leakage

Configurations: NPT

Materials: Brass, Stainless Steel

Max Pressure: 800 psi

Crack Pressure: 1-10 psi

6300 Series

Category: Inline Check Valve

Design: Enclosed Poppet Design, Highly  Accurate, Zero Leakage

Zero Leakage, 100% Leak Tested

Configurations: NPT

Materials: Brass, Aluminum, Stainless Steel

Max Pressure: 10000 psi

Crack Pressure: 1-250 psi