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poppet check valve / threaded / in-line / spring
poppet check valve
MCV-1

Temperature: 32 °F - 230 °F
Pressure: 21 bar

Check Valve, #10-32 Ports Notes Not intended for pressure relief. Arrow on valve body indicates direction of flow. Additional Information Air Flow 6.5 scfm @ 50 psig; 11.5 scfm @ 100 ...

ball check valve / screw-in / hydraulic / spring
ball check valve
RK, RB series

Pressure: 700, 500, 420 bar

The check valve type RK and RB can be screwed in. The spring-loaded ball check valve type RK and RB is very robust and insensitive to soiling. The ...

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HAWE Hydraulik SE
screw-in check valve / hydraulic / spring
screw-in check valve
RC series

Pressure: 700, 500 bar

The check valve type RC can be screwed in. The spring-loaded plate valve type RC can be screwed-in in any direction and is particularly suitable for fast switching sequences. Features ...

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HAWE Hydraulik SE
ball check valve / hydraulic / spring
ball check valve
ER, EK series

Pressure: 500, 400 bar

The check valve type ER can be plugged in. The spring-loaded ball check valve type ER is very robust and insensitive to soiling. Type ER can be integrated ...

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HAWE Hydraulik SE
shuttle check valve / miniature / hydraulic / spring
shuttle check valve
SH / SV series

Pressure: 3,000, 4,000, 5,000 psi
DN: 0.187 in - 0.5 in

This miniature valve manufactured by Lee comes with 3 ports that are designed to facilitate fluid flow to a common outlet, from one of the two available inlet sources. Because of the reduced size of the valve, ...

disc check valve / flange / flow control / for water
disc check valve
335 series

Temperature: -10 °C - 400 °C
Pressure: 40 bar
DN: 15 mm - 250 mm

Streamlined flow check valve series PN 40. GP 240 GH+N carbon steel body. Carbon steel cover. Stainless steel seats. Graphite + stainless steel gaskets. Spring for all DN for working ...

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Mival
disc check valve / wafer / for HVAC / for water
disc check valve
377/BR series

Temperature: -10 °C - 300 °C
Pressure: 16 bar
DN: 15 mm - 100 mm

Suitable for assembly between flanges with a brass body and stainless steel sealing springs, disk, and seats.

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Mival
disc check valve / wafer / for HVAC / for water
disc check valve
377/GH series

Temperature: -10 °C - 120 °C
Pressure: 16 bar
DN: 15 mm - 200 mm

Cast iron body. Stainless steel disk from DN 15 to DN 100, ring and spring.and Cast iron disk from DN 125 to ND 200. Suitable to be assembled between flanges PN 6/10/16 and ANSI 150.

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Mival
ball check valve / threaded / for vacuum / brass
ball check valve
220110

DN: 30 mm

The 220110 is a valve with ball shutter that is made from an anodized aluminium body that comes with a thrust spring, closing plug and nylon ball shutter. The activation of the suction results in the ...

poppet check valve / flange / backflow / stainless steel
poppet check valve
RUF3 series

Temperature: 140 °C
Pressure: 10 bar
DN: 25 mm - 150 mm

The APV RUF3 check valve is used at places in production lines where a backflow of product must be prevented. When the pressure is balanced, the valve starts closing by spring ...

disc check valve / backflow / stainless steel / spring
disc check valve
VPN series

DN: 25 mm - 100 mm

... DELTA VPN valve is used in places at which the reflux of liquids into the pipeline must be prevented. The valve opens through the pressure of the liquid against the spring-loaded valve ...

poppet check valve / for general purpose / brass / stainless steel
poppet check valve
H400 series

Temperature: 190 °C
Pressure: 0.2 bar

... point.These valves are normally closed.When the differential pressure exceeds the set pressure of the spring the loaded poppet moves and enables free flow trough the valve. The H-400 ...

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HAM-LET
poppet check valve / male / for general purpose / stainless steel
poppet check valve
H400A series

Temperature: 190 °C
Pressure: 3.4 psi - 10.3 psi

You are looking at one of the finest pressure check valves that can be used for general purpose applications. In addition to the moderate pressure characteristics and the resistant construction, the design ...

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HAM-LET
poppet check valve / for general purpose / brass / stainless steel
poppet check valve
H400OP series

Temperature: 190 °C
Pressure: 0.5 bar - 1 bar

This pressure check valve works with a 316 stainless steel and brass body and works at pressure levels of up to 3000 psi. This is also made with male and female NPT ends and HTC Face-Seal Bead ends. This ...

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HAM-LET
ball check valve / threaded / weld / PVC
ball check valve
SXE-SSE

Temperature: 0 °C - 100 °C
Pressure: 16 bar
DN: 10 mm - 50 mm

The Easyfit check valve line developed with Giugiaro Design offers two different versions: SXE with ball shutter and SSE with spring loaded shutter. Easyfit check valves ...

ball check valve / threaded / weld / PVC
ball check valve
SXE-SSE

Temperature: 0 °C - 100 °C
Pressure: 16 bar
DN: 65 mm - 100 mm

The Easyfit check valve line developed with Giugiaro Design offers two different versions: SXE with ball shutter and SSE with spring loaded shutter. Easyfit check valves ...

stainless steel check valve / spring
stainless steel check valve
5475

Pressure: 206 bar
DN: 6 mm - 12 mm

NO RETURN VALVE FOR TWIN FERRULE FITTING - STAINLESS STEEL 316 Inox 316 (Model : 5475)

stainless steel check valve / spring
stainless steel check valve
62413

Pressure: 10 bar
DN: 25 mm - 100 mm

CHECK VALVE PLAIN END / MALE END - NBR GASKETS - STAINLESS STEEL 316L JOINTS NBR Inox 316L

poppet check valve / threaded / brass / spring
poppet check valve
NV200

... non-return valves (check valves) for reliable protection against dangerous reverse gas flow. Every non-return valve (check valve) 100% ...

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WITT-Gasetechnik
stainless steel non-return valve / spring
stainless steel non-return valve
600-ES

Temperature: 70 °C
Pressure: 16 bar

WITT non-return valves (check valves) for reliable protection against dangerous reverse gas flow. Every non-return valve (check valve) ...

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WITT-Gasetechnik
stainless steel non-return valve / spring
stainless steel non-return valve
NV300

Temperature: 70 °C
Pressure: 16 bar

WITT non-return valves (check valves) for reliable protection against dangerous reverse gas flow. Every non-return valve (check valve) ...

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WITT-Gasetechnik
ball check valve / threaded / high-pressure / in-line
ball check valve
CV, CVM series

The check valves by Resato come in two different types, CV and CVM, being designed to ensure the proper flow of liquids and gases in a single direction. When the differential pressure drops below the ...

membrane check valve / PVC / spring / modular
membrane check valve
S4 series

Pressure: 6 bar - 16 bar
DN: 10 mm - 80 mm

Modular series concept Spring material AISI 316 (V4A) or PTFE coated Reduces noise and vibrations during in line turbulence

membrane check valve / plastic / spring / modular
membrane check valve
S4 series

Pressure: 6 bar - 16 bar
DN: 10 mm - 80 mm

Modular series concept Spring material AISI 316 (V4A) or PTFE coated Reduces noise and vibrations during in line turbulence

swing check valve / wafer / plastic / compact
swing check valve
S4

DN: 32 mm - 500 mm

Wafer type style Available with spring (S4.70, AISI316 or Hastelloy C4) or without spring (S4.60) Easier installation with integrated eyebolt Compact and lightweight Use of spacer recommended

disc check valve / female-female / for potable water / brass
disc check valve
303 series

Temperature: -10 °C - 110 °C
Pressure: 8, 10, 16 bar
DN: 0.375 in - 4 in

... series brass check valve is of female/female type. An arrow provides indication for respect the flow direction. It has a nylon throttle. The double axial and lateral guidance ensures the throttle is accurately ...

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SFERACO
disc check valve / female-female / for potable water / brass
disc check valve
306 series

Temperature: -10 °C - 100 °C
Pressure: 10, 16, 8 bar
DN: 0.375 in - 4 in

This unit is a female/female type brass valve that has an incorporated nylon throttle. Its contains double axial and lateral guidance opening pressure that is used to centralize the throttle on the seat. The valve ...

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SFERACO
disc check valve / female-female / for potable water / brass
disc check valve
305 series

Temperature: -10 °C - 100 °C
Pressure: 12, 18, 25 bar
DN: 0.375 in - 4 in

The 305 Series of check valve is made of brass materials. It comes with a flow direction indicator through its arrow. An enhanced centring of the throttle on the seat can be attained through its lateral ...

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SFERACO
cartridge check valve / screw-in / hydraulic / steel
cartridge check valve
RVM/RVH

Temperature: -20 °C - 120 °C
Pressure: 700 bar

Porting NG 4 Operating pressure: up to 700 bar Flow rate: up to 45 l/min Features Leakage free in closed position With open or closed flow in direction of screwing-in Screw-in thread G1/8 and G 1/4, G3/8 and 9/16-18 UNF

disc check valve / pneumatic / spring
disc check valve
62B series

DN: 25.4 mm - 101.6 mm

In the absence of air pressure, the spring returns the plug and holds it closed against the seat. For 3A applications the 62B Air Blow Check Valve must be used with the incorporated filter ...

disc check valve / stainless steel / spring
disc check valve
W45 series

Pressure: 1 psi - 5.9 psi
DN: 25.4 mm - 101.6 mm

... for long-lasting, durable operation. Machined from 316L stainless steel bar with all polished surfaces < 32 Ra, the W45 Check Valve has smooth internal surfaces for superior cleaning. When free-draining ...

disc check valve / flange / sanitary / spring
disc check valve
W45HMP series

DN: 25.4 mm - 76.2 mm

In the absence of forward flow pressure, the electropolished spring returns the disc and holds it closed against the seat. Back flow pressure also pushes the disc into the closed position. Eccentric design allows free ...

ball check valve / threaded / for gas / toroidal
ball check valve
21OCxx series

Temperature: -20 °C - 200 °C
Pressure: 1,550 bar
DN: 2.7 mm - 14.3 mm

The O-Ring check valves are suitable for applications that require non-leakage sealing. It can be operated within the pressure of 1, 500 bar and is used for stopping the directional liquid and gas flow. ...

poppet check valve / ball / threaded / flow control
poppet check valve

Temperature: -4 °F - 392 °F
Pressure: 1.5 bar

The Pipe O-ring check valves offer optimized directional flow regulation and bubble shut off specifically for liquids and gasses. Not used as relief devices, these check valves ...

threaded check valve / for vacuum / aluminum / spring
threaded check valve
CV series

Temperature: -18 °C - 93 °C
Pressure: 0 bar - 15.9 bar
DN: 0.25 in - 2 in

... industry. ANVER single-phase vacuum check valves provide maximum overall value and can perform in any direction for all types of vacuum requirements. Additionally, these check valves ...

piston check valve / poppet / threaded / screw-in
piston check valve
5R

Temperature: -40 °C - 180 °C
Pressure: 0.1 bar - 6 bar
DN: 3 mm - 8 mm

Check valves are used to prevent media from flowing back in systems or to protect equipment against media blow-back. The three types (with spring, without spring and ...

ball check valve / hydraulic / throttle / steel
ball check valve
6916-08

Pressure: 700 bar

Check valve, hydraulically pilot operated max. operating pressure 700 bar. Design: Housing made of steel, surface galvanized. Spring-loaded ball acting as a valve ...

compressed air check valve / nickel / spring
compressed air check valve
2048 series

Temperature: -10 °C - 70 °C
Pressure: 2 bar - 10 bar
DN: 4 mm - 12 mm

Functional fittings – Throttle and non-return valves with various tube connection options – Brass, aluminium and plastic throttle valves – For various applications

compressed air check valve / nickel / spring
compressed air check valve
2049 series

Temperature: -10 °C - 70 °C
Pressure: 2 bar - 10 bar
DN: 4 mm - 12 mm

Functional fittings – Throttle and non-return valves with various tube connection options – Brass, aluminium and plastic throttle valves – For various applications Check valve, ...

gas check valve / stainless steel / brass / spring
gas check valve

Temperature: 450 °C
Pressure: 40 bar
DN: 13 mm

... requirements. Check Valve LCV34 To prevent infiltration at the ladle purging plug a check valve could be installed in the supply piping. The check ...

sanitary check valve / for HVAC / brass / spring
sanitary check valve
SBO series

Temperature: 130 °C
Pressure: 6 bar
DN: 0.75 in - 1.25 in

Gravity circulation checks SBO for sanitation and heating SBO gravity circulation checks are installed downstream of circulating pumps in heating and hot water systems, to prevent gravity circulation. They ...

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GESTRA AG
threaded check valve / sanitary / brass / spring
threaded check valve
MB series

Temperature: 200, 250, -60 °C
Pressure: 16 bar
DN: 15 mm - 50 mm

Screwed non-return valve MB for sanitation and heating The check valve with screwed socket connection. The closing spring means the valve can be installed ...

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GESTRA AG
disc check valve / sanitary / brass / spring
disc check valve
RK 70, RK 71

Temperature: -10, 100, 130, 150, 200 °C
Pressure: 6, 16 bar
DN: 15 mm - 100 mm

DISCO non-return valves RK 70 and RK 71 for sanitation and heating Thanks to the plastic valve disk with O-ring, the RK 70 is quiet-running and therefore especially suitable for heating and hot water ...

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GESTRA AG
membrane check valve / flange / hydraulic / in-line
membrane check valve
WW series

Temperature: 0 °C - 80 °C
DN: 40 mm - 800 mm

... 740Q is a booster pump control valve built in a versatile design that can be integrated with hydraulic features. It provides users with convenient maintenance and high flow capacity through a stable seal disk. This valve ...

piston check valve / flange / for water / cast iron
piston check valve
zCHE 402

Temperature: -10 °C - 80 °C
Pressure: 10, 16 bar
DN: 50 mm - 300 mm

Material: Grey cast iron Nominal pressure: 10, 16 bar Nominal diameter: 50-300 mm Temperature range: -10…80°C Working position: Vertical, horizontal

piston check valve / spring
piston check valve
119, 120 series

Temperature: -29 °C - 93 °C
Pressure: 34.5 bar

The function of a Check Valve is to allow fluid flow in one direction only. Applications Henry Technologies' Check Valves are suitable for use with HCFC and HFC refrigerants ...

piston check valve / bronze / spring
piston check valve
116007

Pressure: 34.5 bar

Features Designed for maximum flow and minimal pressure drop Safe working pressures up to 34.5 Bar Top entry, precision machined piston for reliable flow control Rugged forged brass or cast aluminium bronze construction