Browser upgrade recommended.
Improve your Grainger.com experience by upgrading your browser to
Edge
or
Chrome
for the best experience.
Learn more about our
supported browsers.
Unsupported Browser.
Grainger.com no longer supports Internet Explorer. Continuing with this browser will impact your experience. Upgrade to
Edge
or
Chrome
for the best experience.
Learn more about our
supported browsers.
Check Valves
Available17 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.
Mechanism and Body Design
Plastic Check Valves
Plastic check valves are resistant to chemicals and corrosion.
ABS Valve Body Material
Inline Silent
Press x Press Connection Type
Plastic Check Valves ABS Valve Body Material Inline Silent Press x Press Connection Type, sorted by Pipe or Tube Size, ascending
Loading...
Acetal Valve Body Material
Inline Ball
Push x Push Connection Type
Plastic Check Valves Acetal Valve Body Material Inline Ball Push x Push Connection Type, sorted by Pipe or Tube Size, ascending
Loading...
Inline Spring
Push x Push Connection Type
Plastic Check Valves Acetal Valve Body Material Inline Spring Push x Push Connection Type, sorted by Pipe or Tube Size, ascending
Loading...
Nylon Valve Body Material
Inline Ball Cone
Barb x Barb Connection Type
Plastic Check Valves Nylon Valve Body Material Inline Ball Cone Barb x Barb Connection Type, sorted by Pipe or Tube Size, ascending
Loading...
PTFE Valve Body Material
Inline
FNPT x FNPT Connection Type
Plastic Check Valves PTFE Valve Body Material Inline FNPT x FNPT Connection Type, sorted by Pipe or Tube Size, ascending
Loading...
PARFLARE x PARFLARE Connection Type
Plastic Check Valves PTFE Valve Body Material Inline PARFLARE x PARFLARE Connection Type, sorted by Pipe or Tube Size, ascending
Loading...
PARGRIP x PARGRIP Connection Type
Plastic Check Valves PTFE Valve Body Material Inline PARGRIP x PARGRIP Connection Type, sorted by Pipe or Tube Size, ascending
Loading...
PVDF Valve Body Material
Inline Ball
FNPT Connection Type
Plastic Check Valves PVDF Valve Body Material Inline Ball FNPT Connection Type, sorted by Pipe or Tube Size, ascending
Loading...
Slip Socket Connection Type
Plastic Check Valves PVDF Valve Body Material Inline Ball Slip Socket Connection Type, sorted by Pipe or Tube Size, ascending
Loading...
Inline Spring
Push x MNPT Connection Type
Plastic Check Valves PVDF Valve Body Material Inline Spring Push x MNPT Connection Type, sorted by Pipe or Tube Size, ascending
Loading...
Polypropylene Valve Body Material
Inline Ball
Socket x Socket Fusion Connection Type
Plastic Check Valves Polypropylene Valve Body Material Inline Ball Socket x Socket Fusion Connection Type, sorted by Pipe or Tube Size, ascending
Loading...
Inline Ball Cone
Barb x Barb Connection Type
Plastic Check Valves Polypropylene Valve Body Material Inline Ball Cone Barb x Barb Connection Type, sorted by Pipe or Tube Size, ascending
Loading...
FNPT x FNPT Connection Type
Plastic Check Valves Polypropylene Valve Body Material Inline Ball Cone FNPT x FNPT Connection Type, sorted by Pipe or Tube Size, ascending
Loading...
Inline Disc
FNPT x Socket Connection Type
Plastic Check Valves Polypropylene Valve Body Material Inline Disc FNPT x Socket Connection Type, sorted by Pipe or Tube Size, ascending
Loading...
Inline Spring
Flanged Connection Type
Plastic Check Valves Polypropylene Valve Body Material Inline Spring Flanged Connection Type, sorted by Pipe or Tube Size, ascending
Loading...
MNPT x FNPT Connection Type
Plastic Check Valves Polypropylene Valve Body Material Inline Spring MNPT x FNPT Connection Type, sorted by Pipe or Tube Size, ascending
Loading...
Inline True Union
FNPT x FNPT Connection Type
Plastic Check Valves Polypropylene Valve Body Material Inline True Union FNPT x FNPT Connection Type, sorted by Pipe or Tube Size, ascending
Loading...
Polysulfone Valve Body Material
Inline
CTS x CTS Connection Type
Plastic Check Valves Polysulfone Valve Body Material Inline CTS x CTS Connection Type, sorted by Pipe or Tube Size, ascending
Loading...
Thermoplastic Rubber Valve Body Material
Inline
MNPT x MNPT Connection Type
Plastic Check Valves Thermoplastic Rubber Valve Body Material Inline MNPT x MNPT Connection Type, sorted by Pipe or Tube Size, ascending
Loading...
Inline Spring Swing
Slip x Slip Connection Type
Plastic Check Valves Thermoplastic Rubber Valve Body Material Inline Spring Swing Slip x Slip Connection Type, sorted by Pipe or Tube Size, ascending
Loading...
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.
Mechanism and Body Design: Unspecified
Connection Type: Unspecified
Brass Check Valves for Non-Potable Water Applications Mechanism and Body Design: Unspecified Connection Type: Unspecified, sorted by Pipe or Tube Size, ascending
Loading...
Push-Fit Connection Type
Brass Check Valves for Non-Potable Water Applications Mechanism and Body Design: Unspecified Push-Fit Connection Type, sorted by Pipe or Tube Size, ascending
Loading...
Inline
FNPT x FNPT Connection Type
Brass Check Valves for Non-Potable Water Applications Inline FNPT x FNPT Connection Type, sorted by Pipe or Tube Size, ascending
Loading...
Push x BSPT Connection Type
Brass Check Valves for Non-Potable Water Applications Inline Push x BSPT Connection Type, sorted by Pipe or Tube Size, ascending
Loading...
Inline Piston
FNPT X MNPT Connection Type
Brass Check Valves for Non-Potable Water Applications Inline Piston FNPT X MNPT Connection Type, sorted by Pipe or Tube Size, ascending
Loading...
FNPT x FNPT Connection Type
Brass Check Valves for Non-Potable Water Applications Inline Piston FNPT x FNPT Connection Type, sorted by Pipe or Tube Size, ascending
Loading...
FNPT x MNPT Connection Type
Brass Check Valves for Non-Potable Water Applications Inline Piston FNPT x MNPT Connection Type, sorted by Pipe or Tube Size, ascending
Loading...
MNPT x FNPT Connection Type
Brass Check Valves for Non-Potable Water Applications Inline Piston MNPT x FNPT Connection Type, sorted by Pipe or Tube Size, ascending
Loading...
MNPT x MNPT Connection Type
Brass Check Valves for Non-Potable Water Applications Inline Piston MNPT x MNPT Connection Type, sorted by Pipe or Tube Size, ascending
Loading...
Inline Poppet
FNPT x FNPT Connection Type
Brass Check Valves for Non-Potable Water Applications Inline Poppet FNPT x FNPT Connection Type, sorted by Pipe or Tube Size, ascending
Loading...
Inline Spring
FNPT x FNPT Connection Type
Brass Check Valves for Non-Potable Water Applications Inline Spring FNPT x FNPT Connection Type, sorted by Pipe or Tube Size, ascending
Loading...
Push x Push Connection Type
Brass Check Valves for Non-Potable Water Applications Inline Spring Push x Push Connection Type, sorted by Pipe or Tube Size, ascending
Loading...
Inline Spring Piston
FNPT x FNPT Connection Type
Brass Check Valves for Non-Potable Water Applications Inline Spring Piston FNPT x FNPT Connection Type, sorted by Pipe or Tube Size, ascending
Loading...
Inline Spring with Tap
FNPT x FNPT Connection Type
Brass Check Valves for Non-Potable Water Applications Inline Spring with Tap FNPT x FNPT Connection Type, sorted by Pipe or Tube Size, ascending
Loading...
Inline Swing
FNPT x FNPT Connection Type
Brass Check Valves for Non-Potable Water Applications Inline Swing FNPT x FNPT Connection Type, sorted by Pipe or Tube Size, ascending
Loading...
Sweat x Sweat Connection Type
Brass Check Valves for Non-Potable Water Applications Inline Swing Sweat x Sweat Connection Type, sorted by Pipe or Tube Size, ascending
Loading...
Bronze Check Valves for Non-Potable Water Applications
Bronze check valves resist metal fatigue, corrosion, saltwater, and chemicals and are suited for applications with non-potable water.
Horizontal Swing
Press x Press Connection Type
Bronze Check Valves for Non-Potable Water Applications Horizontal Swing Press x Press Connection Type, sorted by Pipe or Tube Size, ascending
Loading...
Inline
Slip x FNPT Connection Type
Bronze Check Valves for Non-Potable Water Applications Inline Slip x FNPT Connection Type, sorted by Pipe or Tube Size, ascending
Loading...
Inline Ball Cone
FNPT x FNPT Connection Type
Bronze Check Valves for Non-Potable Water Applications Inline Ball Cone FNPT x FNPT Connection Type, sorted by Pipe or Tube Size, ascending
Loading...
Inline Spring
FNPT x FNPT Connection Type
Bronze Check Valves for Non-Potable Water Applications Inline Spring FNPT x FNPT Connection Type, sorted by Pipe or Tube Size, ascending
Loading...
Sweat x Sweat Connection Type
Bronze Check Valves for Non-Potable Water Applications Inline Spring Sweat x Sweat Connection Type, sorted by Pipe or Tube Size, ascending
Loading...
Inline Swing
FNPT x FNPT Connection Type
Bronze Check Valves for Non-Potable Water Applications Inline Swing FNPT x FNPT Connection Type, sorted by Pipe or Tube Size, ascending
Loading...
Sweat x Sweat Connection Type
Bronze Check Valves for Non-Potable Water Applications Inline Swing Sweat x Sweat Connection Type, sorted by Pipe or Tube Size, ascending
Loading...
Y Swing
FNPT x FNPT Connection Type
Bronze Check Valves for Non-Potable Water Applications Y Swing FNPT x FNPT Connection Type, sorted by Pipe or Tube Size, ascending
Loading...
Press x Press Connection Type
Bronze Check Valves for Non-Potable Water Applications Y Swing Press x Press Connection Type, sorted by Pipe or Tube Size, ascending
Loading...
Sweat x Sweat Connection Type
Bronze Check Valves for Non-Potable Water Applications Y Swing Sweat x Sweat Connection Type, sorted by Pipe or Tube Size, ascending
Loading...
Note: Product availability is real-time basis and adjusted continuously. The product will be reserved for you when you complete your order.
