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swing check valve / flange / for water / steel
swing check valve
1165

Temperature: -10 °C - 454 °C
Operating pressure: 4.5 bar - 19.7 bar
DN: 1.5 in - 12 in

Carbon steel body and cover. Stainless steel seat and swing until 0 6". Asbestos free gaskets. Connection flanges dressed and drilled according to ANSI B16.5 150 RF.

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Mival
swing check valve / flange / for water / steel
swing check valve
1180

Temperature: -10 °C - 454 °C
Operating pressure: 18.6 bar - 51 bar
DN: 1.5 in - 12 in

Carbon steel body and cover. Stainless steel seat and swing until 0 6". Asbestos free gaskets. Connection flanges dressed and drilled according to ANSI B16.5 3(50 RF.

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Mival
swing check valve / flange / for water / steel
swing check valve
1186

Temperature: -10 °C - 454 °C
Operating pressure: 36.9 bar - 102 bar
DN: 2 in - 12 in

Carbon steel body and cover. Asbestos free gaskets. Connection flanges dressed and drilled according to ANSI B16.5600 RF.

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Mival
piston check valve / threaded / for water / steel
piston check valve
1215 series

Temperature: -10 °C - 454 °C
Operating pressure: 49.3 bar - 136.2 bar
DN: 0.25 in - 2 in

Carbon steel body and cover. Stainless steel spring, seat and disc. Graphite + stainless steel gasket. NPT threaded sleeve connections.

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Mival
swing check valve / flange / for water / for steam
swing check valve
380 series

Temperature: -10 °C - 400 °C
Operating pressure: 14.4 bar - 25 bar
DN: 50 mm - 400 mm

This carbon steel material uses stainless steel sealing seats and a graphite gasket. This also uses connection flanges that are managed with EN 1092-1 PN 25 standards in mind.

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Mival
pneumatic check valve / pilot-operated
pneumatic check valve
VBNF

Temperature: -10 °C - 60 °C
Operating pressure: 0.2 bar - 10 bar
DN: 0.12 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 / piloted
screw-in check valve
H, HB

Temperature: -10 °C - 60 °C
Operating pressure: 0.4 bar - 12 bar
DN: 0.12 in - 0.75 in

Connection: M5, 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

ball check valve / hydraulic / brass / in-line
ball check valve
GCV-4

Temperature: 32 °F - 230 °F
Operating pressure: 300 psi

Four varieties of check valves are offered by Clippard. Each permits flow in one direction only. All have brightdipped brass bodies that provide inline mounting, Nitrile seals and stainless steel springs as standard. The MCV-2 ...

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

Temperature: 32 °F - 230 °F
Operating 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 psig; 280 l/min @ 6 bar Force Cracks at approx. ...

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

Temperature: 32 °F - 230 °F

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 or ...

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Clippard
ball check valve / for high flow rates / pilot-operated
ball check valve
JPC-2NLN

Temperature: 32 °F - 230 °F
Operating pressure: 300 psi

The Clippard Pilot-Operated Check Valve works as a standard check valve, but can also be opened with an air pilot signal to allow free flow in the normally checked direction. The valve provides a reliable means to check flow in one ...

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Clippard
needle check valve / flow-control / brass
needle check valve
JFC-4K

Operating pressure: 150 psi

The JFC-4K Threaded Flow Control features a highly-durable anodized aluminum body in addition to tightfitting Buna-N seals. This device is suitable for use with air, oil and water, and is fitted with an electroless nickel-plated brass ...

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Clippard
ball check valve
ball check valve
VNV series

Description - ball seat valve with fixed bypass function - aluminium body with internal elements in brass - integrated dirt filter

miniature check valve / hydraulic / stainless steel / pilot-operated
miniature check valve
375, 250 series

Operating pressure: 5000 psi
DN: 0.25 in - 0.38 in

The Lee Company’s new High Pressure 375 Pilot Operated Chek® is a miniature 0.375” diameter check valve that is ideal for high pressure hydraulic applications with system pressures up to 5000 psi. This new valve acts like a normal check ...

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THE LEE COMPANY
stainless steel check valve
stainless steel check valve
PFRA series

Operating pressure: 500 psi - 5900 psi

WESTBROOK, CT – The Lee Company's new 281 PRI®/Chek® Valve combines the function of a pressure relief valve in parallel with a check valve into one easy to install insert. The relief valve function features a rugged Tungsten Carbide ...

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THE LEE COMPANY
miniature check valve / stainless steel
miniature check valve
CS series

Operating pressure: 5000 psi
DN: 0.38 in

WESTBROOK, CT – The Lee Company's new 375 Zero Leak Chek® is a miniature check valve featuring a seat with an elastomeric seal to achieve zero leakage. Weighing only 11 grams, the .375 inch diameter check valve is capable of flowing ...

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THE LEE COMPANY
cartridge check valve / miniature / hydraulic
cartridge check valve
CK, CH, CS, CP series

Operating pressure: 3000 psi - 8000 psi
DN: 0.19 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 in its 20 years of operation. The ...

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THE LEE COMPANY
poppet check valve / high-pressure / stainless steel
poppet check valve
CH series

Operating pressure: 15000 psi
DN: 0.12 in - 0.5 in

The NACE compliant high pressure Lee Chek valves are new products from the Lee Company. They are made for managing many heavy duty functions in the oil industry. These are made with corrosion-resistant materials that work with NACE standards ...

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THE LEE COMPANY
cartridge check valve / directional / compact / screw-in
cartridge check valve
REE series

Operating pressure: 350 bar
DN: 10 mm - 50 mm

The 2-way Slip-in Cartridge Valves are designed in compliance with ISO 7368 standard. The valves are used in hydraulic manifolds. The product features high power density imbibed in a compact design making them suitable for hydraulic ...

stainless steel check valve
stainless steel check valve
344 serios

Temperature: -20 °C - 120 °C
Operating pressure: 0 bar - 16 bar

Working pressure min./max. 0 bar / 16 bar Ambient temperature min./max. -20°C / +120°C Medium temperature min./max. -20°C / +120°C Medium Compressed air Oil Materials: Housing Stainless steel, acid-proof Seal Fluorocaoutchouc

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Aventics GmbH
flow control check valve / brass
flow control check valve
CC02 series

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

Working pressure min./max. 0.5 bar / 10 bar Ambient temperature min./max. +0°C / +70°C Medium temperature min./max. +0°C / +70°C Medium Compressed air Materials: Housing Polyamide Flow control screw Brass, nickel-plated Seal ...

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Aventics GmbH
throttle check valve / aluminum
throttle check valve
CH01 series

Temperature: 0 °C - 80 °C
Operating pressure: 0 bar - 10 bar
DN: 1 mm - 8.5 mm

Working pressure min./max. 0 bar / 10 bar Ambient temperature min./max. +0°C / +80°C Medium temperature min./max. +0°C / +80°C Medium Compressed air Materials: Housing Aluminum, anodized Seals Acrylonitrile ...

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Aventics GmbH
throttle check valve
throttle check valve
CH02 series

Temperature: -25 °C - 80 °C
Operating pressure: 0 bar - 16 bar

The Rexroth Throttle valve, Series CH02 is a metallurgical masterpiece. It is a product of brilliance. Some of it's specifications are Working pressure min./max. -25°C / +80°C , Medium Compressed air, Etc. a definite must have ...

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Aventics GmbH
poppet check valve / brass
poppet check valve
NR01 series

Temperature: -20 °C - 150 °C
Operating pressure: 0.1 bar - 10 bar
DN: 3.17 mm - 14 mm

This poppet valve device is run at 0.2 to 10 bars and can handle temperatures from -10 to 70 degrees Celsius. It uses compressed air and works with a brass housing item and a rubber seal.

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Aventics GmbH
disc check valve / wafer
disc check valve
RSK

Temperature: 0 °C - 200 °C
Operating pressure: 0 bar - 16 bar
DN: 32 mm - 400 mm

A universally applicable check valve for horizontal and vertical installation. Nominal diameter: DN 32 - DN 600 Face-to-face: EBRO works standard Flange accommodation: DIN 2632/33 PN 10/16 Marking: DIN EN 19 Tightness ...

swing check valve / double / for industrial applications
swing check valve
DC

Temperature: 0 °C - 130 °C
DN: 50 mm - 300 mm

A double check valve for industrial plants and civil engineering. Nominal diameter: DN 50 - DN 300 Face-to-face: DIN 3202-K3 ISO 5752 long Flange accommodation: DIN 2632/33 PN 10/16 ANSI B 16.5 Class 150 Flange Surface ...

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

Operating pressure: 865000 Pa
DN: 25 mm - 350 mm

Isogate® valves are swing check valves are made of a robust cast metal casing and designed especially for prevention of reverse flow in applications that employ abrasive and corrosive media. The internal part of the valve is lined ...

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

Operating pressure: 690000, 520000, 1035000 Pa
DN: 80 mm - 600 mm

The Isogate® Autoball™ AB3 valve is designed for toughest slurry applications to allow quick changeover between duty and standby pumps. It provides an automatic changeover system and eliminates costly control processes. Once the ...

directional check valve / for vacuum / brass / bronze
directional check valve
100x1x series

The Viton check valve is a range of undirectional units made of bronze and brass components. It is integrated a sealing device made from NBR nitrile rubber. This valve assembly is available in both vertical and horizontal layout. It ...

membrane check valve / threaded
membrane check valve
1x0x1x series

The Vuototecnica 1x0x1x series is an array of diaphragm check valves constructed with anodized aluminium. Its light weight framework integrates an EPDM membrane mechanical seal rather than metal shutter with NBR seal. In addition,The ...

vacuum check valve / backflow / brass / stainless steel
vacuum check valve
INA-14/XTO-674

The issue of water and air backflow in areas susceptible to corrosion and rust has been resolved with our latest check valves. The INA-14 and XTO-674 Series come in brass or stainless steel body materials with rubber seals of NBR, FKM ...

ball check valve / compact
ball check valve
AK series

A series of check valves that presents high flow capacity that is compact and lightweight. From AK to AKH, one touch fitting check valve to push type or male connector, these products features various configurations to provide design ...

hydraulic check valve / in-line / foot
hydraulic check valve
B series

Operating 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 valve type B is available in different housing forms and ...

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

Operating pressure: 500 bar - 700 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 valve type RC can be screwed in. The spring-loaded plate ...

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HAWE Hydraulik
screw-in check valve / hydraulic / foot
screw-in check valve
RE

Operating pressure: 400 bar - 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 valve type RE can be screwed in. Type RE is a plate valve ...

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

Operating pressure: 400 bar - 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 valve type ER can be plugged in. The spring-loaded ball ...

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HAWE Hydraulik
screw-in check valve / hydraulic
screw-in check valve
CR series

Operating 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 valve type CRK and CRB can be screwed-in and can be integrated ...

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HAWE Hydraulik
poppet check valve / safety / brass / stainless steel
poppet check valve
6C, 3C series

Operating pressure: 3000 psi - 6000 psi
DN: 0.25 in - 2 in

The 3C and 6C Series of Snap-tite check valves have been designed with versatility in mind. They can meet nearly any requirement due to their two piece design which enables a wide variety of end fittings. Ideal for any application, they ...

poppet check valve / threaded / safety / shut-off
poppet check valve
CPIFF series

Operating pressure: 0 bar - 345 bar
DN: 0.25 in - 1 in

CPIFF series check valves features soft seat guided poppet design and 4:1 safety factor to ensure a consistent flow with minimum restriction and positive shut-off. The valve provides top most choice for various applications which demand ...

poppet check valve / threaded / for gas / safety
poppet check valve
CNG series

Operating pressure: 248 bar

Parker Snap-time compressed natural gas (CNG) check valve improves the safety in natural gas vehicles by serving as a redundant check along with the CNG receptacle. It enables free flow of gas to the cylinder and blocks any reverse ...

ball check valve / for gas / brass / steel
ball check valve
G100 series

Temperature: -29 °C - 71 °C
Operating pressure: 17.2 bar

You can use this back check valve for various applications, as the product can be installed on liquid transfer lines, delivery trucks and even storage tanks, depending on your needs. When purchasing this item, make sure you select the ...

poppet check valve / for gas / stainless steel / in-line
poppet check valve
G200, G201 series

Temperature: -40 °C - 71 °C
Operating pressure: 27.6 bar

This valve is particularly useful for applications that require heavy-duty service, being suitable for environments of NH3 (Anhydrous Ammonia) and even LP-Gas. The way this item works is by moving the poppet right after the differential ...

poppet excess-flow valve / threaded / industrial
poppet excess-flow valve
F series

Operating pressure: 17.2 bar

F Series excess flow valves are used to close excessive discharge of vapor or liquid resulting from breakage in hose or piping systems. The series comes in various sizes and body configurations and offer protection to cylinder, tank, ...

non-return valve
non-return valve
Non-Return Valves

Non-Return Valves WITT non-return valves protect plants, pipelines and outlet points against reverse gas flow and meet all relevant standards and regulations. The product range of non-return valves includes a large choice of nominal ...

plastic check valve
plastic check valve
GEMÜ RSK

The GEMÜ RSK wafer type check valve is available in plastic and the body, disc and seal can be chosen from various materials. The valve is clamped between two flanges and has a flange seal. It self-centres in the flanges between the ...

cartridge check valve / poppet / ball / flange
cartridge check valve

Temperature: -30 °C - 80 °C
Operating pressure: 0 bar - 350 bar
DN: 6 mm - 16 mm

Simple or double acting check valves. Available with or without pilot function. Ball or guided poppet type. Flow rate: from 5 to 200 l/min Max working pressure 350 bar Mounting: in-line or flange-mounted, or cartridge type.

cartridge check valve / poppet / ball / flange
cartridge check valve
VNR, VP series

Temperature: -30 °C - 80 °C
Operating pressure: 0 bar - 350 bar
DN: 6 mm - 30 mm

Simple or double acting check valves. Available with or without pilot function. Ball or guided poppet type. Flow rate: from 5 to 200 l/min Max working pressure 350 bar Mounting: in-line or flange-mounted, or cartridge type

hydraulic check valve / in-line
hydraulic check valve
9580

Permits flow of hydraulic oil in one direction only. Operation: Installs right in hydraulic line.

hydraulic check valve / in-line / pilot-operated
hydraulic check valve
9581

Application: For use with open or tandem center valves. Permits free flow of fluid in one direction. Operation: Flow is blocked in opposite direction until pilot oil pressure is applied. This prevents the loss of pressure if the valve ...

cartridge check valve / poppet / flow control / pilot-operated
cartridge check valve
100915

Operating pressure: 5000 psi

Ideal for Pallet applications or other specialized control circuits.

directional check valve / threaded
directional check valve

DN: 0.25 in

The SPX® 1/4 NPT T Port Check Valve and SAE-4, specifically designed for single-acting such wherein there are multiple directional valve per power sourcing, are optimal for usage in circuits where return line pressure spikes have a tendency ...

female-female non-return valve / for water / for vacuum / for oil industry applications
female-female non-return valve
66062

Thread Parallel gas in conformity with ISO 228 Classe A Fluids Compressed air, Vacuum, Water, Oils. Fluid for foods and chemical industry compatible with fittings components. Connection tubes Flexible tubes in plastic. PA6, ...

to block the explosion non-return valve
to block the explosion non-return valve
Q-Flap

With the non-return explosion valve series Q-Flap explosion in nearly all industrial sectors can effectively be isolated. The Q-Flap is certified as a protective system acc. to EU guideline 94/9/EG (ATEX 114) and approved for decoupling ...