Check valves

275 companies | 937 products
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disc check valve / for steam / stainless steel / bronze
disc check valve
SDCV series

DN: 50 mm - 350 mm

Split disc check valve Like the DCV, the Spirax Sarco SDCV provides a compactinstallation. The design of the SDCV resolves the size andpressure drop limitations of other check valve ...

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Spirax Sarco
swing check valve / wafer / for pipelines / stainless steel
swing check valve
WCV series

DN: 125 mm - 500 mm

Swing-type wafer check valve The swing-type wafer check valve (WCV), has the mostcompact and light-weight design of all the check valvetypes making ...

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Spirax Sarco
ball check valve / double-flange / for pipelines / stainless steel
ball check valve
LCV series

DN: 15 mm - 100 mm

... the valves within the LCV range also offera replaceable seat arrangement for simple and quickmaintenance. This range is also ideal for low differentialpressure applications. How the lift check valve ...

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Spirax Sarco
pneumatic check valve / pilot-operated
pneumatic check valve
VBNF

Temperature: -10 °C - 60 °C
Pressure: 0.2 bar - 10 bar
DN: 0.125 in - 0.25 in

Port G1/8, G1/4 Push-in connector 6, 8 mm Flow rate 260 l/min Low height Can be rotated horizontally by 360° when assembled Special features: Minimal height Manually actuated exhaust is possible

screw-in check valve / shut-off / pilote-operated
screw-in check valve
H, HB

Temperature: -10 °C - 60 °C
Pressure: 0.4 bar - 12 bar
DN: 0.125 in - 0.75 in

... , G1/8, G1/4, G3/8, G1/2, G3/4 Push-in connector: 2, 4, 6, 8, 10, 12 mm Flow rate: 115 ... 2230 l/min Shut-off valve Screw-in

cartridge check valve / screw-in / flow control
cartridge check valve
SB, SQ series

Pressure: 315, 420 bar

... direction. No bypass check valve is therefore required. The flow control valve type SB and SQ is used to control the lowering speed of single-acting consumers. The flow control valve ...

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HAWE Hydraulik SE
hydraulic check valve / in-line / foot
hydraulic check valve
B series

Pressure: 500 bar

Check valves are a type of non-return valve. They block the oil flow in one direction and open in the opposite direction. In the closed state they have zero leakage. The check ...

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HAWE Hydraulik SE
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 check ...

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HAWE Hydraulik SE
high-pressure check valve / for vacuum / for compressed air / aluminum
high-pressure check valve
T50 series

Temperature: -20 °C - 80 °C
Pressure: -0.9 bar - 16 bar
DN: 4 mm - 12 mm

Non-return Valves Item: T50P0006 •Allow free flow in one direction only •Simple reliable design •Low weight •Low cracking pressure •High operating pressure Technical Details Medium:Compressed Air;Vacuum Operating ...

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Norgren
cartridge check valve / flow control / hydraulic / adjustable
cartridge check valve

Pressure: 0 bar - 210 bar

Flow Control Valves Increase the performance, efficiency and dependability of machinery with Eaton’s wide range of flow control valves. Used across a variety of mobile applications, these valves ...

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

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

The SPX FLOW 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 force ...

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

DN: 25 mm - 100 mm

The DELTA VPN check 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 ...

swing check valve / disc / flange / for corrosive liquids
swing check valve
Isogate® CV

Pressure: 865,000 Pa
DN: 25 mm - 350 mm

The Isogate® CV RF check valve is a single port rubber lined swing check valve for prevention of reverse flow in abrasive and corrosive flowing media. The Isogate® CV ...

ball check valve / stainless steel / automatic
ball check valve
Isogate® Autoball™

Temperature: 0 °C - 120 °C
Pressure: 520,000, 1,035,000, 690,000 Pa
DN: 80 mm - 600 mm

... There is also the possibility of running both pumps at once if the system so requires. The Autoball™ AB3 valve is a fully serviceable 3-way check valve for the most arduous slurry duties. ...

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

DN: 30 mm

Valves with ball shutters activate suction, creating vacuum in the cups on which they are applied, only when the load to be held activates the sealing shutter. They are made of an anodised aluminium body, a nylon ball ...

ball check valve / female / for vacuum / brass
ball check valve
100x1x series

DN: 0.25 in - 2 in

... returning into the pump stator, which would cause considerable damages. Therefore, check valves are mandatory on all vacuum pumps with lubrication that do not have them built-in.

membrane check valve / threaded / for vacuum / pneumatic
membrane check valve
100xx15, 130x11 series

DN: 0.5, 0.25, 0.375, 1, 0.75 in

These valves have the same features of the previously described check valves, but they are made with anodised aluminium, which makes them particularly light. The seal is guaranteed by ...

cartridge check valve
cartridge check valve
GV-2C

Temperature: 0 °C - 110 °C

The GV-2C from Clippard is primarily a dual-way stem valve with a cartridge-type mounting style, an inlet port, and outlet port in its primary design.

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Clippard
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 ...

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Clippard
piston check valve / threaded / hydraulic / pneumatic
piston check valve
MJCV-1

Temperature: 32 °F - 230 °F
Pressure: 1,000 psi

Check Valve, 1/8 Ports Notes Not intended for pressure relief Additional Information Air Flow 20 scfm @ 50 psig; 36 scfm @ 100 psig; 580 l/min @ 6 bar Force Cracks at approximately 1/2 psig Max PSI 0-300air/0-1000hyd Mount Direct ...

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Clippard
refrigeration circuit check valve / piston / weld / for air conditioning
refrigeration circuit check valve
NRV / NRVH series

Temperature: -50 °C - 140 °C
Pressure: 28 bar - 90 bar

... suction and hot gas lines The Danfoss NRV and NRVH check valves are optimized for use in liquid, suction and hot gas lines in air conditioning applications to ensure correct flow direction. The NRVH ...

shuttle check valve / screw-in / steel / compact
shuttle check valve
SH1F-A3

Temperature: -30 °C - 120 °C
Pressure: 0 bar - 250 bar

Load Shuttle Valve, Kick Down 3/4-16 UNF • Qmax 20 l/min (5 GPM) • pmax 250 bar (3600 PSI) Rapid response to changes in load direction Hardened precision parts Sharp-edged steel seats for dirt-tolerant performance ...

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ARGO-HYTOS
proportional check valve / cartridge / piston / throttle
proportional check valve
PCME series

Pressure: 350 bar
DN: 16 mm - 50 mm

2-way Proportional Cartridge Valve (PCME) 2-way Proportional Cartridge valves are low pressure controlled, piloted throttle valves. An integrated proportional pressure reducing valve ...

swing check valve / flange / for potable water / cast iron
swing check valve
113 TIFQ series

Temperature: 65 °C
Pressure: 16 bar
DN: 40 mm - 300 mm

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

Temperature: -10 °C - 400 °C
Pressure: 23.8 bar - 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 also in a vertical ...

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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, 13 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
piston check valve / pilote-operated / 1-piece
piston check valve
7894

Temperature: -5 °C - 60 °C
Pressure: 10 bar

Piloted non-return valve with flow regulator and exhaust, BSPP Designed to protect your installations: blocks cylinder movement instantaneously, allows the cylinder to stop in a mid-stroke position, maintains loads in ...

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Parker Legris
membrane check valve / flange / high-pressure / high-temperature
membrane check valve
MS

Temperature: 121 °C
Pressure: 3,000 psi - 20,000 psi
DN: 1.813 in - 7.063 in

The MS API 6A check valve incorporates a metal-to-metal seal for high-pressure, high-temperature environments where elastomer seals cannot be used. Primary applications for the MS check ...

flow control check valve / brass
flow control check valve
CC02-SL series

Temperature: -20 °C - 200 °C
Pressure: 0.5 bar - 10 bar
DN: 1.5 mm - 12 mm

Check-choke valve, stainless steel, Series CC02-SL suitable for use in food processing Qn 2▶1 = 50-1000 l/min direction of throttle 2 ▶ 1 exhaust air throttling push-in fitting / External thread Heat ...

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AVENTICS GmbH
poppet check valve / flow control / stainless steel
poppet check valve
C series

Temperature: -54 °C - 204 °C
Pressure: 0 bar - 6.9 bar
DN: 0.125 mm - 25.4 mm

... broad choice of end configurations (variety of threads - BSPP and metric). Series 2000 is available with two valve options - Poppet valve or ball valve. This coupling system can be used ...

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Parker Hannifin France SAS
ball check valve / poppet / for gas
ball check valve
CB, CBF series

Pressure: 3,000, 1,000, 300, 2,500, 1,250 psi
DN: 0.375, 0.5, 0.75, 0.625 in

Parker's CB Series check and filter check valves are a unique ball check design. These check valves handle uni-directional flow control ...

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Parker Hannifin France SAS
poppet check valve / stainless steel
poppet check valve
CO Series

Temperature: -57 °C - 204 °C
Pressure: 0 bar - 414 bar
DN: 4 mm - 10.3 mm

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Parker Hannifin France SAS
cartridge check valve / ball / poppet / miniature
cartridge check valve
CK / CH / CS / CP series

Pressure: 3,000 psi - 8,000 psi
DN: 0.187 in - 1 in

This fine valve is yet just another proof of the innovation of the Lee Company. The miniature model has been pre-tested to ensure high performance and reliability. Lee has so far produced millions of valves ...

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THE LEE COMPANY
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, ...

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THE LEE COMPANY
poppet check valve / miniature / hydraulic / stainless steel
poppet check valve
CSFA / CSRA series

Pressure: 5,000 psi
DN: 0.375 in

... Leak Lee Chek Valve is the latest addi­tion to our field proven, miniature zero leak check valve family. Weighing only 24 grams, the .500 inch diameter zero leak check ...

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THE LEE COMPANY
disc check valve / weld / high-pressure / high-temperature
disc check valve
Edward

Pressure: 110 bar - 760 bar
DN: 65 mm - 600 mm

The Edward Tilting Disc Check Valve can be used across various industries and it operates under high-temperatures and high-pressures. This device is large with a cast design, as well as a body-led disc. ...

poppet check valve / throttle / compact
poppet check valve
Z1S 6

Pressure: 350 bar

... the external seal rings • - With measuring ports, optional • - As throttle check valve on request Product description The valve type Z1S is a direct operated check ...

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Bosch Rexroth - Industrial Hydraulics
automatic check valve / poppet / low-pressure / for compressed air
automatic check valve
VNR series

Temperature: 0 °C - 80 °C
Pressure: 20 mbar - 25,000 mbar
DN: 5 mm - 25.4 mm

Series VNR unidirectional valves, thanks to their poppet-type construction, can operate at low pressures both when there is a free flow and during retention.

ball check valve / male-female / shut-off / aluminum
ball check valve
VNV series

DN: 5 mm - 12.7 mm

The check valves Series VNV are mainly used on vacuum gripper systems containing multiple suction pads in order to shut off individual suction pads which are not covered or accidently pulled away from ...

shuttle check valve / stainless steel / brass / aluminum
shuttle check valve
TRG001 series

Temperature: 0 °C - 80 °C
Pressure: 0.5 bar - 12 bar
DN: 0.125 in - 1 in

The shuttle valve makes it possible to drive a consumer from two different supply locations. The valve casing is made from aluminium. For direct installation on the consumer With integrated silencer Compact ...

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BÜRKERT FLUID CONTROL SYSTEMS
ball check valve / miniature / for the chemical industry / high-purity
ball check valve
MCVM, LCVM

Temperature: 0 °C - 250 °C
Pressure: 0 bar - 6.8 bar

The Mini and Large Check Molded Valve is an injection molded, high-purity valve constructed of 100% non-metallic materials, and featuring a PFA-wetted flow path. Assembled and double-bagged ...

swing check valve / wafer / plastic
swing check valve
369

Pressure: 6, 10 bar
DN: 32 mm - 300 mm

Wafer Check Valve Type 369 - GF Piping Systems Large installations require a valve that is simple to insert and maintain, which is why GF Piping Systems developed the Wafer Check ...

ball check valve / flange / threaded / weld
ball check valve
192561004

Pressure: 10, 16 bar
DN: 10 mm - 100 mm

Cone Check Valve Type 561 & 562 - GF Piping Systems A new generation of valves: The Cone Check Valve 561/562 is designed to prevent the backflow of ...

female check valve / backflow / stainless steel / brass
female check valve

Temperature: -30 °C - 80 °C
Pressure: 10 Pa
DN: 6 mm - 12 mm

Check Valves XT34 •Pilot check valve with state detection •According to ISO 13849 •Positive overlap to ensure the valve has closed completely •Direct ...