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Check Valves

188 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.
Full Flow - Valves

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

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Socket x Socket Connection Type

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Inline Ball Cone

Barb x Barb Connection Type

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FNPT x FNPT Connection Type

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MNPT x FNPT Connection Type

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MNPT x MNPT Connection Type

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Push x Push Connection Type

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Inline Disc

FNPT x FNPT Connection Type

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FNPT x Socket Connection Type

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Inline Silent

Slip x Slip Connection Type

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Inline Spring

FIPT x FIPT Connection Type

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FNPT x FNPT Connection Type

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Slip x Slip Connection Type

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Socket/Threaded x Socket/Threaded Connection Type

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Inline Spring Swing

FNPT x FNPT Connection Type

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Slip x Slip Connection Type

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Union x Union Connection Type

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Inline Swing

Clamp x Clamp Connection Type

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Compression x Compression Connection Type

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Compression x Solvent Weld Connection Type

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FNPT x FNPT Connection Type

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Flange x Flange Connection Type

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Slip x Slip Connection Type

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Socket x Socket Connection Type

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Solvent Weld x Solvent Weld Connection Type

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Inline True Union

FNPT x FNPT Connection Type

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FNPT x Socket Connection Type

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Flange x Flange Connection Type

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Socket x Socket Connection Type

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Inline Wafer

Flange x Flange Connection Type

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Swing

Flanged Connection Type

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Union Check Valve

Compression x Compression Connection Type

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Y

FNPT x FNPT Connection Type

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Flange x Flange Connection Type

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Socket x Socket Connection Type

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Spigot x Spigot Connection Type

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Y Spring

FNPT x FNPT Connection Type

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Socket x Socket Connection Type

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Y True Union

FNPT x FNPT Connection Type

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Socket x Socket Connection Type

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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
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Acetal Valve Body Material

Inline Ball

Push x Push Connection Type
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Inline Spring

Push x Push Connection Type
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Nylon Valve Body Material

Inline Ball Cone

Barb x Barb Connection Type
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PTFE Valve Body Material

Inline

FNPT x FNPT Connection Type
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PARFLARE x PARFLARE Connection Type
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PARGRIP x PARGRIP Connection Type
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PVDF Valve Body Material

Inline Ball

FNPT Connection Type
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Slip Socket Connection Type
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Inline Spring

Push x MNPT Connection Type
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Polypropylene Valve Body Material

Inline Ball

Socket x Socket Fusion Connection Type
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Inline Ball Cone

Barb x Barb Connection Type
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FNPT x FNPT Connection Type
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Inline Disc

FNPT x Socket Connection Type
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Inline Spring

Flanged Connection Type
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MNPT x FNPT Connection Type
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Inline True Union

FNPT x FNPT Connection Type
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Polysulfone Valve Body Material

Inline

CTS x CTS Connection Type
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Thermoplastic Rubber Valve Body Material

Inline

MNPT x MNPT Connection Type
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Inline Spring Swing

Slip x Slip Connection Type
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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

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Inline Disc

FNPT x FNPT Connection Type

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Inline Double Disc

Flange x Flange Connection Type

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Inline Piston

FNPT x FNPT Connection Type

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MNPT x FNPT Connection Type

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MNPT x MNPT Connection Type

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Inline Poppet

Compression x Compression Connection Type

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FNPT x FNPT Connection Type

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Inline Spring

FNPT x FNPT Connection Type

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FNPT x MNPT Connection Type

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Flange x Flange Connection Type

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Let-Lok x Let-Lok Connection Type

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MNPT x MNPT Connection Type

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Male Face Seal x Male Face Seal Connection Type

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Inline Spring Piston

FNPT x FNPT Connection Type

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Inline Swing

FNPT x FNPT Connection Type

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Socket Weld End Connection Type

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Socket x Socket Connection Type

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Solvent Weld x Solvent Weld Connection Type

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Threaded x Socket Weld Connection Type

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Inline Wafer

Flange x Flange Connection Type

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Flanged Wafer x Flanged Wafer Connection Type

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Piston

Threaded x Socket Weld Connection Type

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Swing

Flanged x Butt Weld Connection Type

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Y Spring Piston

FNPT x FNPT Connection Type

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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

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Inline Silent

Flange x Flange Connection Type

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Inline Swing

FNPT x FNPT Connection Type

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Flange x Flange Connection Type

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Inline Swing Flex

Flange x Flange Connection Type

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Inline Triple Duty

Flange x Flange Connection Type

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Inline Wafer

Flanged Wafer x Flanged Wafer Connection Type

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Slip Union

Slip x Slip Connection Type

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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

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Socket x Socket Connection Type

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Inline Swing

FNPT x FNPT Connection Type

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Flange x Flange Connection Type

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Threaded Connection Type

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Threaded x Socket Weld Connection Type

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Inline Wafer

Flange x Flange Connection Type

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Flanged Wafer x Flanged Wafer Connection Type

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Piston

Threaded x Socket Weld Connection Type

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Swing

Flanged x Butt Weld Connection Type

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Lead-Free Brass & Bronze Check Valves for Potable Water

Lead-Free Brass & Bronze Check Valves for Potable Water
Lead-free check valves have brass or bronze construction to comply with low-lead regulations for use with potable water.

Brass Valve Body Material

Inline Spring

FNPT Connection Type
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FNPT x FNPT Connection Type
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Push x Push Connection Type
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Sweat x Sweat Connection Type
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Inline Swing

FNPT Connection Type
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FNPT x FNPT Connection Type
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Sweat x Sweat Connection Type
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Bronze Valve Body Material

Inline Ball Cone

FNPT x FNPT Connection Type
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Press x Press Connection Type
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Inline Spring

FNPT x FNPT Connection Type
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Press x Press Connection Type
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Sweat x Sweat Connection Type
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Inline Swing

FNPT x FNPT Connection Type
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Press x Press Connection Type
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Sweat x Sweat Connection Type
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Valve Body Material: Unspecified

Horizontal Swing

Press x Press Connection Type
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Brass Check Valves for Non-Potable Water Applications

Brass Check Valves for Non-Potable Water Applications
Brass check valves are suited for applications with non-potable water systems. They have strong, malleable bodies that provide better heat and corrosion resistance than plastic valves.

Inline

FNPT x FNPT Connection Type

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Push x BSPT Connection Type

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Inline Piston

FNPT X MNPT Connection Type

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FNPT x FNPT Connection Type

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FNPT x MNPT Connection Type

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MNPT x FNPT Connection Type

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MNPT x MNPT Connection Type

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Inline Poppet

Compression x Compression Connection Type

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FNPT x FNPT Connection Type

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Inline Spring

FNPT x FNPT Connection Type

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Inline Spring Piston

FNPT x FNPT Connection Type

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Inline Spring with Tap

FNPT x FNPT Connection Type

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Inline Swing

FNPT x FNPT Connection Type

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Sweat x Sweat Connection Type

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Note: Product availability is real-time basis and adjusted continuously. The product will be reserved for you when you complete your order.