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Valves: Check related categories
410 SERIES PISTON CHECK VALVE
The 410 Series Piston Check Valve incorporates a piston with an embedded o-ring that seals on the seat.
Pressure in the flow direction moves the piston and seal off the seat and exposes the cross holes in the piston.
The 410 Series Check Valve maximum operating pressure of 500 psi covers a wide range of air and fluid applications.
The 410 Check is a compact design and has a positive seal at very low back pressure or slight vacuum.
UR configurations rated to 500 psi are available in this series. Contact Customer Service.
427 SERIES POPPET CHECK VALVE
The 427 Series Check incorporates a plastic poppet that seals on a quad ring.
The 427 Check poppet option works best in applications that see consistent working pressure at the high end of the Maximum Operating Pressure range.
Nylon, PVDF (Kynar®) and Glass Filled Polypropylene are available for chemical resistance applications.
MakroBlend is an NSF Standard 51 Approved Material.
Hastelloy is a superior chemically resistant spring material.
695 SERIES BALL CHECK VALVE
The 695 Series Ball Check Valve incorporates a stainless ball that seals on an o-ring seat.
The 695 Series Check Valve maximum operating pressure of 125 psi covers a wide range of air and fluid applications.
The 695 Check is a compact design with a light cracking pressure and a positive seal at low back pressure.
694 SERIES POPPET CHECK VALVE
The 694 Series Poppet Check Valve incorporates a thin elastomer disc supported by a poppet that seals on the seat.
Pressure in the flow direction moves the seal off the seat at about 1/3 psi before pressure builds enough to move the poppet away from the seat.
The 694 Series Check Valve maximum operating pressure of 125 psi covers a wide range of air and fluid applications.
The 694 Check is a compact design with a light cracking pressure, high flow rate, and a positive seal at very low back pressure or slight vacuum.
For cracking pressure applications 1 psi and higher, an embedded O-Ring Poppet is substituted for the standard elastomer disc poppet.
693 SERIES POPPET CHECK VALVE
The 693 Series Poppet Check Valve incorporates a thin elastomer disc supported by a poppet that seals on the seat.
Pressure in the flow direction moves the seal off the seat at about 1/3 psi before pressure builds enough to move the poppet away from the seat.
The 693 Series Check Valve maximum operating pressure of 125 psi covers a wide range of air and fluid applications.
The 693 Check is a compact design with a light cracking pressure, high flow rate, and a positive seal at very low back pressure or slight vacuum.
For cracking pressure applications 1 psi and higher, an embedded o-ring poppet is substituted for the standard elastomer disc poppet.
685 SERIES POPPET CHECK VALVE
The 685 Series Poppet Check Valve incorporates a thin elastomer disc supported by a poppet that seals on the seat.
Pressure in the flow direction moves the seal off the seat at about 1/3 psi before pressure builds enough to move the poppet away from the seat.
The 685 Series Check Valve maximum operating pressure of 125 psi covers a wide range of air and fluid applications.
The 685 Check is a compact design with a light cracking pressure, high flow rate, and a positive seal at very low back pressure or slight vacuum.
For cracking pressure applications 1 psi and higher, an embedded o-ring poppet is substituted for the standard elastomer disc poppet.
687 SERIES POPPET CHECK VALVE
The 687 Series Poppet Check Valve incorporates a thin elastomer disc supported by a poppet that seals on the seat.
Pressure in the flow direction moves the seal off the seat at about 1/3 psi before pressure builds enough to move the poppet away from the seat.
The 687 Series Check Valve maximum operating pressure of 125 psi covers a wide range of air and fluid applications.
The 687 Check is a compact design with a light cracking pressure, high flow rate, and a positive seal at very low back pressure or slight vacuum.
For cracking pressure applications 1 psi and higher, an embedded o-ring poppet is substituted for the standard elastomer disc poppet.
210 SERIES PISTON CHECK VALVE
The 210 Series Piston Check Valve incorporates a piston with an embedded o-ring that seals on the seat.
Pressure in the flow direction moves the piston and seal off the seat and exposes the cross holes in the piston.
The 210 Series Check Valve maximum operating pressure of 500 psi covers a wide range of air and fluid applications.
The 210 Check is a compact design and has a positive seal at very low back pressure or slight vacuum.
UR configurations rated to 500 psi are available in this series. Contact Customer Service.
212 SERIES PISTON CHECK VALVE
The 212 Series Poppet Check Valve incorporates a poppet with an embedded o-ring that seals on a brass seat.
The 212 Series Check Valve maximum operating pressure of 500 psi covers a wide range of air and fluid applications.
The 212 Check is a compact design and has a positive seal at very low back pressure or slight vacuum.
UR configurations rated to 500 psi are available in this series. Contact Customer Service.
610 SERIES PISTON CHECK VALVE
The 610 Series Piston Check Valve incorporates a piston with an embedded o-ring that seals on the seat.
Pressure in the flow direction moves the piston and seal off the seat and exposes the cross holes in the piston.
The 610 Series Check Valve maximum operating pressure of 500 psi covers a wide range of air and fluid applications.
The 610 Check is a compact design and has a positive seal at very low back pressure or slight vacuum.
810 SERIES PISTON CHECK VALVE
The 810 Series Piston Check Valve incorporates a piston with an embedded o-ring that seals on the seat.
Pressure in the flow direction moves the piston and seal off the seat and exposes the cross holes in the piston.
The 810 Series Check Valve maximum operating pressure of 500 psi covers a wide range of air and fluid applications.
The 810 Check is a compact design and has a positive seal at very low back pressure or slight vacuum.
1210 SERIES PISTON CHECK VALVE
The 1210 Series Piston Check Valve incorporates a piston with an embedded o-ring that seals on the seat.
Pressure in the flow direction moves the piston and seal off the seat and exposes the cross holes in the piston.
The 1210 Series Check Valve maximum operating pressure of 500 psi covers a wide range of air and fluid applications.
The 1210 Check is a compact design and has a positive seal at very low back pressure or slight vacuum.
215 SERIES PISTON CHECK VALVE
The 215 Series Piston Check Valve incorporates a piston with an embedded o-ring that seals on the seat.
Pressure in the flow direction moves the piston and seal off the seat and exposes the cross holes in the piston.
The 215 Series Check Valve maximum operating pressure of 500 psi covers a wide range of air and fluid applications.
The 215 Check is a compact design and has a positive seal at very low back pressure or slight vacuum.
UR configurations rated to 500 psi are available in this series. Contact Customer Service.
415 SERIES PISTON CHECK VALVE
The 415 Series Piston Check Valve incorporates a piston with an embedded o-ring that seals on the seat.
Pressure in the flow direction moves the piston and seal off the seat and exposes the cross holes in the piston.
The 415 Series Check Valve maximum operating pressure of 500 psi covers a wide range of air and fluid applications.
The 415 Check is a compact design and has a positive seal at very low back pressure or slight vacuum.
UR configurations rated to 500 psi are available in this series. Contact Customer Service.
615 SERIES PISTON CHECK VALVE
The 615 Series Piston Check Valve incorporates a piston with an embedded o-ring that seals on the seat.
Pressure in the flow direction moves the piston and seal off the seat and exposes the cross holes in the piston.
The 615 Series Check Valve maximum operating pressure of 500 psi covers a wide range of air and fluid applications.
The 615 Check is a compact design and has a positive seal at very low back pressure or slight vacuum.
815 SERIES PISTON CHECK VALVE
The 815 Series Piston Check Valve incorporates a piston with an embedded o-ring that seals on the seat.
Pressure in the flow direction moves the piston and seal off the seat and exposes the cross holes in the piston.
The 815 Series Check Valve maximum operating pressure of 500 psi covers a wide range of air and fluid applications.
The 815 Check is a compact design and has a positive seal at very low back pressure or slight vacuum.
1215 SERIES PISTON CHECK VALVE
The 1215 Series Piston Check Valve incorporates a piston with an embedded o-ring that seals on the seat.
Pressure in the flow direction moves the piston and seal off the seat and exposes the cross holes in the piston.
The 1215 Series Check Valve maximum operating pressure of 500 psi covers a wide range of air and fluid applications.
The 1215 Check is a compact design and has a positive seal at very low back pressure or slight vacuum.
450 SERIES POPPET CHECK VALVE
The 450 Series Check Valve incorporates an o-ring that is captured in a brass poppet to seal on a brass seat in the check valve body.
The poppet style is an economical, general use design that provides a positive seal down to approximately 1/2 psi back pressure.
The maximum operating pressure is 1200 psi.
The standard body is a one piece design.
The optional 45 Degree Flare Ends are available on the alternate multi-end body.
UR configurations rated to 500 psi are available in this series. Contact Customer Service.
650 SERIES POPPET CHECK VALVE
The 650 Series Check Valve incorporates an o-ring that is captured in a brass poppet to seal on a brass seat in the check valve body.
The poppet style is an economical, general use design that provides a positive seal down to approximately 1/2 psi back pressure.
The maximum operating pressure is 1200 psi.
850 SERIES POPPET CHECK VALVE
The 850 Series Check Valve incorporates an o-ring that is captured in a brass poppet to seal on a brass seat in the check valve body.
The poppet style is an economical, general use design that provides a positive seal down to about 1/2 psi back pressure.
The maximum operating pressure is 1200 psi.
1200 SERIES POPPET CHECK VALVE
The 1200 Series Check Valve incorporates an o-ring that is captured in a brass poppet to seal on a brass seat in the check valve body.
The poppet style is an economical, general use design that provides a positive seal down to approximately 1/2 psi back pressure.
The maximum operating pressure is 1200 psi.
1250 SERIES POPPET CHECK VALVE
The 1250 Series Check Valve incorporates an o-ring that is captured in a brass poppet to seal on a brass seat in the check valve body.
The poppet style is an economical, general use design that provides a positive seal down to approximately 1/2 psi back pressure.
The maximum operating pressure is 1200 psi.
1650 SERIES POPPET CHECK VALVE
The 1650 Series Check Valve incorporates an o-ring that is captured in a brass poppet to seal on a brass seat in the check valve body.
The poppet style is an economical, general use design that provides a positive seal down to approximately 1/2 psi back pressure.
The maximum operating pressure is 1200 psi.
014 SERIES POPPET CHECK VALVE
The 014 Series Check Valve incorporates a guided poppet and large flow area design for full flow with minimum pressure loss.
The 014 Check Valve is designed for High Pressure, up to 5,000 psi.
The stainless poppet seals on the stainless seat with minimal back pressure.
460 SERIES BALL CHECK VALVE
The 460 Series Ball Check Valve is designed for high pressure - light hydraulics, high pressure fluid or air.
The 460 Check incorporates a stainless ball on a brass seat in the check valve body.
The 460 Check will have a positive seal only at high back pressure.
There is no elastomer in the check valve to create a positive seal and there may be some leakage past the seat in low back pressure applications.
110 SERIES PISTON CHECK VALVE
The 110 Check Valves incorporate a Guided Piston with an embedded o-ring that seals on the seat, providing a positive seal at low back pressure or a slight vacuum.
The 110 Check Valves have a 1 psi Cracking Pressure and are rated to 125 psi.
A 1 psi Hastelloy Spring is available for chemical resistance applications.
CV SERIES PISTON CHECK VALVE
The CV Check Valves incorporate a guided piston wth an embedded o-ring that seals on the seat at back pressure down to approximately 2 psi.
The CV Check Valves have a 2 psi Cracking Pressure and are rated to 125 psi.
426 SERIES BALL CHECK VALVE
Gray PVC with 1 psi stainless spring and ball is the standard configuration.
Most PVC wand White Filled Polypropylene configurations are available as NSF Standard 42 Certified.
Nylon, PVDF (Kynar®) and Glass Filled Polypropylene are available for chemical resistance applications.
MakroBlend is an NSF Standard 51 Approved Material.
Hastelloy is a superior chemically resistant spring material.
Teflon® balls are standard with Hastelloy springs for chemical resistance applications.
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