Navigation Menu New

Access My Account, Order History, Lists and more here.

Check Valves

1,494 products
Check valves allow single-direction flow of liquids or gases. Also called one-way or non-return valves, they prevent backflow of downstream media into pumps, residential plumbing systems, and industrial process applications.

PVC Check Valves

PVC Check Valves
PVC (polyvinyl chloride) check valves have corrosion- and chemical-resistant bodies that withstand cold to moderate temperatures.

Inline Ball

Flange x Flange Connection Type

Loading...

Socket x Socket Connection Type

Loading...

Inline Ball Cone

Barb x Barb Connection Type

Loading...

FNPT x FNPT Connection Type

Loading...

MNPT x FNPT Connection Type

Loading...

MNPT x MNPT Connection Type

Loading...

Push x Push Connection Type

Loading...

Inline Disc

FNPT x FNPT Connection Type

Loading...

FNPT x Socket Connection Type

Loading...

Inline Silent

Slip x Slip Connection Type

Loading...

Inline Spring

FIPT x FIPT Connection Type

Loading...

FNPT x FNPT Connection Type

Loading...

Slip x Slip Connection Type

Loading...

Socket/Threaded x Socket/Threaded Connection Type

Loading...

Inline Spring Swing

FNPT x FNPT Connection Type

Loading...

Slip x Slip Connection Type

Loading...

Union x Union Connection Type

Loading...

Inline Swing

Clamp x Clamp Connection Type

Loading...

Compression x Compression Connection Type

Loading...

Compression x Solvent Weld Connection Type

Loading...

FNPT x FNPT Connection Type

Loading...

Flange x Flange Connection Type

Loading...

Slip x Slip Connection Type

Loading...

Socket x Socket Connection Type

Loading...

Solvent Weld x Solvent Weld Connection Type

Loading...

Inline True Union

FNPT x FNPT Connection Type

Loading...

FNPT x Socket Connection Type

Loading...

Flange x Flange Connection Type

Loading...

Socket x Socket Connection Type

Loading...

Inline Wafer

Flange x Flange Connection Type

Loading...

Swing

Flanged Connection Type

Loading...

Union Check Valve

Compression x Compression Connection Type

Loading...

Y

FNPT x FNPT Connection Type

Loading...

Flange x Flange Connection Type

Loading...

Socket x Socket Connection Type

Loading...

Spigot x Spigot Connection Type

Loading...

Y Spring

FNPT x FNPT Connection Type

Loading...

Socket x Socket Connection Type

Loading...

Y True Union

FNPT x FNPT Connection Type

Loading...

Socket x Socket Connection Type

Loading...

CPVC Check Valves

CPVC Check Valves
CPVC (chlorinated polyvinyl chloride) check valves resist most acids, bases, halogens, oxidants, and salts. They are more flexible and heat tolerant than PVC valves.

Inline Spring

Socket/Threaded x Socket/Threaded Connection Type

Loading...

Inline True Union

FNPT x FNPT Connection Type

Loading...

FNPT x Socket Connection Type

Loading...

Flange x Flange Connection Type

Loading...

Socket x Socket Connection Type

Loading...

Inline Wafer

Flange x Flange Connection Type

Loading...

Swing

Flanged Connection Type

Loading...

Y

FNPT x FNPT Connection Type

Loading...

Flange x Flange Connection Type

Loading...

Socket x Socket Connection Type

Loading...

Y True Union

FNPT x FNPT Connection Type

Loading...

Socket x Socket Connection Type

Loading...

Plastic Check Valves

Plastic Check Valves
Plastic check valves are resistant to chemicals and corrosion.

ABS Valve Body Material

Inline Silent

Press x Press Connection Type
Loading...

Acetal Valve Body Material

Inline Ball

Push x Push Connection Type
Loading...

Inline Spring

Push x Push Connection Type
Loading...

Nylon Valve Body Material

Inline Ball Cone

Barb x Barb Connection Type
Loading...

PTFE Valve Body Material

Inline

FNPT x FNPT Connection Type
Loading...
PARFLARE x PARFLARE Connection Type
Loading...
PARGRIP x PARGRIP Connection Type
Loading...

PVDF Valve Body Material

Inline Ball

FNPT Connection Type
Loading...
Slip Socket Connection Type
Loading...

Inline Spring

Push x MNPT Connection Type
Loading...

Polypropylene Valve Body Material

Inline Ball

Socket x Socket Fusion Connection Type
Loading...

Inline Ball Cone

Barb x Barb Connection Type
Loading...
FNPT x FNPT Connection Type
Loading...

Inline Disc

FNPT x Socket Connection Type
Loading...

Inline Spring

Flanged Connection Type
Loading...
MNPT x FNPT Connection Type
Loading...

Inline True Union

FNPT x FNPT Connection Type
Loading...

Polysulfone Valve Body Material

Inline

CTS x CTS Connection Type
Loading...

Thermoplastic Rubber Valve Body Material

Inline

MNPT x MNPT Connection Type
Loading...

Inline Spring Swing

Slip x Slip Connection Type
Loading...

Stainless Steel Check Valves

Stainless Steel Check Valves
Stainless steel check valves resist corrosion and are suitable for applications with high pressures and temperatures, including steam.

Inline Ball Cone

FNPT x FNPT Connection Type

Loading...

Inline Disc

FNPT x FNPT Connection Type

Loading...

Inline Double Disc

Flange x Flange Connection Type

Loading...

Inline Piston

FNPT x FNPT Connection Type

Loading...

MNPT x FNPT Connection Type

Loading...

MNPT x MNPT Connection Type

Loading...

Inline Poppet

Compression x Compression Connection Type

Loading...

FNPT x FNPT Connection Type

Loading...

Inline Spring

FNPT x FNPT Connection Type

Loading...

FNPT x MNPT Connection Type

Loading...

Flange x Flange Connection Type

Loading...

Let-Lok x Let-Lok Connection Type

Loading...

MNPT x MNPT Connection Type

Loading...

Male Face Seal x Male Face Seal Connection Type

Loading...

Inline Spring Piston

FNPT x FNPT Connection Type

Loading...

Inline Swing

FNPT x FNPT Connection Type

Loading...

Socket Weld End Connection Type

Loading...

Socket x Socket Connection Type

Loading...

Solvent Weld x Solvent Weld Connection Type

Loading...

Threaded x Socket Weld Connection Type

Loading...

Inline Wafer

Flange x Flange Connection Type

Loading...

Flanged Wafer x Flanged Wafer Connection Type

Loading...

Piston

Threaded x Socket Weld Connection Type

Loading...

Swing

Flanged x Butt Weld Connection Type

Loading...

Y Spring Piston

FNPT x FNPT Connection Type

Loading...

Cast Iron Check Valves

Cast Iron Check Valves
Cast iron check valves have heavy-duty bodies that withstand high temperatures.

Inline Double Disc

Flange x Flange Connection Type

Loading...

Inline Silent

Flange x Flange Connection Type

Loading...

Inline Swing

FNPT x FNPT Connection Type

Loading...

Flange x Flange Connection Type

Loading...

Inline Swing Flex

Flange x Flange Connection Type

Loading...

Inline Triple Duty

Flange x Flange Connection Type

Loading...

Inline Wafer

Flanged Wafer x Flanged Wafer Connection Type

Loading...

Slip Union

Slip x Slip Connection Type

Loading...

Ductile Iron Check Valves

Ductile Iron Check Valves
Ductile iron check valves have heavy-duty construction that withstands vibration. Their ductility makes them more flexible and resistant to impact and cracking than cast iron.

Inline Spring

MNPT x FNPT Connection Type

Loading...

Inline Swing

FNPT x FNPT Connection Type

Loading...

Threaded Connection Type

Loading...

Inline Wafer

Flange x Flange Connection Type

Loading...

Flanged Wafer x Flanged Wafer Connection Type

Loading...

Grooved x Grooved Connection Type

Loading...

Steel Check Valves

Steel Check Valves
Steel check valves are suited for high pressure and temperature applications where corrosion resistance is not a concern.

Inline Piston

FNPT x FNPT Connection Type

Loading...

Socket x Socket Connection Type

Loading...

Inline Swing

FNPT x FNPT Connection Type

Loading...

Flange x Flange Connection Type

Loading...

Threaded Connection Type

Loading...

Threaded x Socket Weld Connection Type

Loading...

Inline Wafer

Flange x Flange Connection Type

Loading...

Flanged Wafer x Flanged Wafer Connection Type