Stainless Steel Check Valves

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262 Products

Check Valves

Threaded Check Valves

Open to allow flow in one direction and close when flow stops or reverses

64 products

High-Flow Threaded Check Valves

Internal components reduce flow resistance for the maximum possible flow

10 products

Check Valves with Yor-Lok Fittings

Two sleeves give the fittings extra gripping power

12 products

Socket-Connect Check Valves

Insert unthreaded pipe into the socket ends and weld to create a permanent, leak-tight connection

10 products

Compact Flange-Mount Check Valves

Less than half the length of other flange-mount check valves for limited-clearance pipelines

8 products

Compact Threaded Check Valves

A shorter end-to-end length than other check valves to fit in tight spaces

18 products

High-Pressure Threaded Check Valves

Rated for up to twice the pressure of standard check valves

6 products

Heavy Duty Check Valves with Barbed Fittings

A stainless steel body makes these more durable than plastic barbed check valves

15 products

High-Temperature Threaded Check Valves

The rubber seal withstands temperatures up to 500° F

10 products

Butt-Weld Check Valves

Weld to unthreaded pipe for a smooth, flush connection that provides maximum flow

5 products

Union-Insert Check Valves

Reduce installation time and allow for maintenance without detaching pipe connections

8 products

Check Valves for Food and Beverage

Check Valves with Sanitary Quick-Clamp Fittings for Food and Beverage

Maintain sanitary standards in food, beverage, and dairy applications

24 products

Insert Check Valves with Sanitary Quick-Clamp Fittings for Food and Beverage

Fit into standard sanitary quick-clamp fittings

5 products

Check Valves for Oil and Fuel

Flange-Mount Check Valves for Oil and Fuel

Install between ANSI flanges

6 products

High-Performance Threaded Check Valves for Fuel

Withstand pressures up to 1,975 psi and temperatures up to 800° F

12 products

Socket-Connect Check Valves for Oil and Fuel

Insert unthreaded pipe into the socket ends and weld to create a permanent, leak-tight connection

6 products

Check Valves for Steam

Withstand the high pressures and temperatures in steam service applications

16 products

Other Products

Air Flow Check Valves

Open to allow air flow in one direction and close when flow stops or reverses

3 products

Sump Pump Backflow-Prevention Valves

Block dirty water from returning to your sump pump

2 products

Hydraulic Check Valves

Open to allow hydraulic fluid flow in one direction and close when flow stops or reverses

11 products

Flame Arresters

Absorb heat from a fire in your gas pipeline to stop it from traveling back to the gas source

6 products

Vacuum Breakers

When pressure drops, vents open to prevent suction from drawing liquid back upstream

5 products