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Supplier: Beswick Engineering Co., Inc.
Description: The check valve permits free flow in one direction and no (checked) flow in the opposite direction. This valve is specified in many applications because of its very low cracking pressure (typically less than 0.5 psig), its excellent repeatability, and
- Back Flow Preventer Assembly: Yes
- Connection: Threaded, Tube Fitting
- Flow (Cv): 0.0 to 0.0480
- Material of Construction: Brass / Bronze, Stainless Steel, Other
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Supplier: Beswick Engineering Co., Inc.
Description: The CKV38 series check valve permits free flow in one direction and no (checked) flow in the opposite direction. The valve is specified in many applications because of its very low cracking pressure (typically less than 0.5 psig), its excellent
- Connection: Threaded
- Material of Construction: Stainless Steel, Other
- Pressure Rating: 100 psi
- Valve Size: 0.0787 inch
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Supplier: Beswick Engineering Co., Inc.
Description: This Ultra Miniature low cracking pressure check valve permits free flow in one direction and no (checked) flow in the opposite direction. This valve is specified in many applications because of its very low cracking pressure (typically
- Connection: Threaded, Tube Fitting
- Flow (Cv): 0.0 to 0.0480
- Material of Construction: Brass / Bronze, Stainless Steel, Other
- Media Description: Air, Compressed Air, Water, Hot Water, Cold Water, Potable Water, Wastewater, Gas, Gasoline / Diesel Fuel, High Purity Gas, LP - Gas, Natural Gas, Hydraulic Fluid, Other
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Supplier: CGIS
Description: What adds up to make the perfect Check Valve? Cracking at low pressure, remaining completely open during low flows, and lightning fast closing capabilities are all part of the equation. What’s unique about Check Valves is that less is often
- Valve Type: Check Valves
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Supplier: FUJIKURA COMPOSITES Inc.
Description: Features Compact (OD f18mm[0.71inch]), Light weight (33g[0.07pound]). Cracking pressure is extremely low: 1 kPa[0.15psi] or less. Leakage is minute: 1 ml / min or less at 10 kPa[1.45psi]. Applications Machine Tools:Milling
- Connection: Tube Fitting
- Material of Construction: Other
- Media Description: Air, Compressed Air, Water
- Pressure Rating: 36.26 psi
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Supplier: U.S. Plastic Corporation
Description: The 695 series is a general purpose check valve that operates in any position, horizontal or vertical. A great low-resistance, high flow check valve where space is limited. Available in nylon for general purpose use and polypropylene for excellent chemical
- Material of Construction: Polypropylene (PP)
- Valve Size: 0.1875 inch
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Supplier: DFT Inc.
Description: The DFT® Restrictor Check Valve (RCV) is a versatile, all-purpose, spring-assisted, in-line check valve for applications that require higher cracking pressures to open the check valve than those offered by other DFT® check valves.
- Connection: Threaded
- Flow (Cv): 5.8 to 90
- Material of Construction: Stainless Steel
- Media Description: Air, Compressed Air, Water, Hot Water, Cold Water, Potable Water, Salt Water, Wastewater, Gas, Gasoline / Diesel Fuel, High Purity Gas, LP - Gas, Natural Gas, Sour Gas, Specialty / Corrosive Gases, Hydraulic Fluid
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Supplier: Lee Co. (The)
Description: stainless steel design with a high-quality metal seat providing low leakage, repeatable cracking pressures, and long life. Models available with an integral safety screen and ceramic ball. 100% functionally tested ensuring performance. Features Mounting Configuration
- Valve Type: Check Valves
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Supplier: Assured Automation
Description: seat for bubble tight shutoff, spring loaded for fast seating action. Low cracking pressure. Flow pattern minimizes head loss. Perfect sealing at both high and low pressure. High technology materials to ensure best resistance in any condition. Patented disc
- Connection: Threaded
- Material of Construction: Brass / Bronze
- Pressure Rating: Up to 400 psi
- Valve Size: 0.5000 to 2 inch
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Supplier: Lee Co. (The)
Description: stainless steel construction with a high-quality metal to metal seat providing low leakage, highly repeatable cracking pressures and long life. The 855 Series Chek Valves are available in models which include integral safety screens for contamination protection. Features
- Valve Type: Check Valves
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Supplier: Lee Co. (The)
Description: and are designed for installation into metal manifolds. The forward flow version is 6 mm in diameter and the reverse flow version measures 5.5 mm in diameter. The valves are all stainless steel construction with a high-quality metal to metal seat providing low leakage, highly
- Valve Type: Check Valves
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Supplier: Valcor Engineering Corporation
Description: The SV111 is a spring-activated check valve with disc type seating. It has a relatively low, yet realistic rated cracking pressure, resulting in quick response to changes in fluid pressure. The optically flat PTFE seal disc and seat provides drip tight
- Connection: Threaded
- Flow (Cv): 0.1000
- Material of Construction: PTFE - Teflon®
- Media Description: Water, Other
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Supplier: Lee Co. (The)
Description: secure retention without the need for threads, O-rings or sealants. The valves are all stainless steel construction with a high-quality metal to metal seat providing low leakage, highly repeatable cracking pressures and long life. All valves are 100% flow tested
- Valve Type: Check Valves
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Supplier: WEH Technologies Inc.
Description: High-performance check valve for use with liquid media and air pressure These brass check valves are specially designed for hydraulic and pneumatic applications in plant engineering and are well proven in applications with submesible pump, pressure, air
- Connection: Threaded
- Material of Construction: Brass / Bronze
- Media Description: Air, Hydraulic Fluid
- Media Temperature: -4 to 275 F
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Supplier: FUJIKURA COMPOSITES Inc.
Description: Features 'PC8 series ' is lightweight because resin. In addition to tap water, various liquids can be used. Piping installation posture is free. Low cracking specification. Applications Machine Tools:Milling machine
- Connection: Threaded
- Flow (Cv): 28 to 32
- Material of Construction: Other
- Media Description: Air, Compressed Air, Water
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Supplier: U.S. Plastic Corporation
Description: Maximum Operating Pressure 125 psi. Maximum Operating Temperature 140F. Seat Area Open Diameter .438. The 694 Series Check Valve covers a wide range of air and fluid applications. The 694 Check is a compact design with a 1/3 psi cracking pressure, high flow
- Material of Construction: Polypropylene (PP)
- Valve Size: 0.7500 inch
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Supplier: IDEX Health & Science
Description: Our Micro-Volume Inline Check Valve is biocompatible and delivers a low cracking pressure. It is made from PEEK and Perfluoroelastomer giving it excellent chemical resistance. Metal free composition makes this check valve perfect for use with
- Pressure Rating: 3000 psi
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Supplier: Qosina Corp.
Description: low, 0.112 psi cracking pressure, which determines when the component starts to open. The duckbill valve style is ideal for applications where back pressure is a concern. Qosina offers a variety of flow rates, materials, cracking pressure and back
- Material of Construction: Other
- Media Description: Air, Water
- Pressure Rating: 0.1120 psi
- Valve Type: Duckbill Valves
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Supplier: IDEX Health & Science
Description: Our Non-Metallic Inlet Check Valve is biocompatible and delivers a low cracking pressure. It is made from PEEK and Perfluoroelastomer giving it excellent chemical resistance. Metal free composition makes this check valve perfect for use with corrosive
- Pressure Rating: 2000 psi
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Supplier: IDEX Health & Science
Description: Our Non-Metallic Outlet Check Valve is biocompatible and delivers a low cracking pressure. It is made from PEEK and Perfluoroelastomer giving it excellent chemical resistance. Metal free composition makes this check valve perfect for use with
- Pressure Rating: 2000 psi
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Supplier: Qosina Corp.
Description: Qosina offers an extensive line of Check Valves, available in a variety of styles that are in stock and ready for immediate delivery. Qosina part #80057 is in-line and features a 0.130 inch OD tubing port on each end and has a low, 0.112 psi cracking pressure which
- Material of Construction: Other
- Media Description: Air, Water
- Pressure Rating: 0.1120 psi
- Valve Type: Duckbill Valves
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Supplier: Red Valve Company, Inc.
Description: , providing a much better seal than flapgates. With the development of the patented Curved Bill, sealing capabilities are further improved because the Curved Bill is more flexible than the rest of the valve and will compress even more around solids. Our check valves offer
- Back Flow Preventer Assembly: Yes
- Connection: Bolt Flange
- Material of Construction: Rubber
- Media Description: Water
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Supplier: Western Analytical Products
Description: " Low Cracking Pressures (At which valve opens for flow in the direction of the arrow. Tolerance on the cracking pressure for CV-3001 is ± 0.5 psi (0.03 bar) and ± 1.5 psi (0.10 bar) on CV-3011). Less than 150 µL Internal Volume. Upchurch
- Valve Type: Check Valves, Pressure Relief Valves
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Supplier: Western Analytical Products
Description: " Low Cracking Pressures (At which valve opens for flow in the direction of the arrow. Tolerance on the cracking pressure for CV-3001 is ± 0.5 psi (0.03 bar) and ± 1.5 psi (0.10 bar) on CV-3011). Less than 150 µL Internal Volume. Upchurch
- Valve Type: Check Valves, Pressure Relief Valves
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Supplier: WEH Technologies Inc.
Description: customer-tailored solution to your specific needs. Please contact us! Features: Extremely leak-tight Seals are protected from media flow Wear and corrosion resistant Low cracking pressure – starting from 0.01 bar Max. operating pressure – up to 1000 bar DN 3 mm up to 50
- Connection: Threaded
- Flow (Cv): 0.2000 to 57.4
- Material of Construction: Stainless Steel
- Media Description: Air, Gas
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Supplier: Cooper Valves
Description: COOPER® Valves cast check valves have a simple yet reliable design that allows them to perform with low pressure drop and excellent seat tightness. The Cooper cast check valve is also available for cryogenic service with an extended bonnet. Cast
- Agency / Standard: ANSI, API
- Connection: Threaded, Bolt Flange, Butt Weld, Socket Weld / Solder
- Material of Construction: Exotic Metal, Stainless Steel, Other
- Media Description: Gas, Natural Gas, Sour Gas, Specialty / Corrosive Gases, Other
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Supplier: IDEX Health & Science
Description: Inline Cartridge Check Valves are designed to limit flow in one direction and deliver a low cracking pressure (3psi). It includes (1) CV-3010 Cartridge and (2) XP-315 Flangeless Fittings for 1/8" OD tubing.
- Material of Construction: Stainless Steel
- Pressure Rating: 2000 psi
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Supplier: Cooper Valves
Description: COOPER® Valves full port lift check valves are an excellent choice for applications where faster closing speeds are required to prevent surges. Cooper lift checks are built with an Inconel X-750 spring for extra strength and corrosion resistance. Cooper lift checks
- Agency / Standard: ANSI, API
- Connection: Threaded, Bolt Flange, Butt Weld
- Material of Construction: Exotic Metal, Stainless Steel, Other
- Media Description: Gas, Natural Gas, Sour Gas, Specialty / Corrosive Gases, Other
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Supplier: DeZURIK, Inc.
Description: The Waterflex Check Valve is specifically designed for potable water and clean water applications with low suspended solids. The valves are NSF61 Certified for potable water applications. The Waterflex comprises a rod-guided ply-reinforced membrane and perforated disc.
- Media Description: Water
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Supplier: DeZURIK, Inc.
Description: treatment plants, saving municipalities millions of dollars in maintenance and treatment costs. The CheckMate® UltraFlex® has extremely low headloss and seals around debris. It operates completely on differential pressure, no outside energy source or operation is
- Valve Type: Check Valves
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Supplier: Western Analytical Products
Description: " Low Cracking Pressures (At which valve opens for flow in the direction of the arrow. Tolerance on the cracking pressure for CV-3001 is ± 0.5 psi (0.03 bar) and ± 1.5 psi (0.10 bar) on CV-3011). Less than 150 µL Internal Volume. Upchurch
- Valve Type: Check Valves, Pressure Relief Valves
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Supplier: Western Analytical Products
Description: " Low Cracking Pressures (At which valve opens for flow in the direction of the arrow. Tolerance on the cracking pressure for CV-3001 is ± 0.5 psi (0.03 bar) and ± 1.5 psi (0.10 bar) on CV-3011). Less than 150 µL Internal Volume. Upchurch
- Valve Type: Check Valves, Pressure Relief Valves
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Supplier: DeZURIK, Inc.
Description: Valve to see how we can find a solution to fit your needs. Features Reliable backflow prevention 100% elastomer construction eliminates maintenance Will not corrode, warp or freeze open or shut 1”-2” cracking pressure, low headloss
- Valve Type: Check Valves
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Supplier: Qosina Corp.
Description: , this in-line check valve has a low 0.0.087 psi cracking pressure and is ideal for infusion, drainage and irrigation applications. Qosina offers a variety of flow rates, materials, cracking pressure and back pressure options. Check
- Pressure Rating: 0.0870 psi
- Valve Type: Check Valves
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Supplier: Qosina Corp.
Description: -line valve and has a low, 0.25 psi cracking pressure, determining when the component starts to open and can withstand 45 psi of back pressure. Qosina offers a variety of flow rates, materials, cracking pressure and back pressure options.
- Pressure Rating: 45 psi
- Valve Type: Check Valves
Find Suppliers by Category Top
Featured Products Top
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Beswick’s miniature brass and stainless steel check valves (CKV) are ideal for instruments requiring a low cracking pressure (less than 0.5 psid). This ultra-miniature low cracking pressure check valve permits free flow in one direction and no (checked) flow in the opposite direction (read more)
Browse Check Valves Datasheets for Beswick Engineering Co., Inc. -
The new Beswick 3/8 inch hexagonal body check valve (CKV38) provides a low cracking pressure (less than 0.5 psid) along with greater flow capacity than our smaller 5/16 hexagonal body check valves. It is capable of providing a maximum flow rate equivalent to a 5/64 inch (2mm) diameter orifice (read more)
Browse Check Valves Datasheets for Beswick Engineering Co., Inc. -
Introducing the Tideflex® Duckbill Check Valve – the gold standard in backflow prevention. With an unrivaled reputation, Tideflex® Duckbill Check Valves boast a low cracking pressure, effectively eliminating standing water while maintaining minimal head loss (read more)
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Quiet Protection for Critical Cooling. DFT ALC® Axial Flow Check Valves delivers low pressure drop, silent operation, and reliability for mission-critical cooling system applications. Cooling systems in continuous-duty applications require dependable uptime (read more)
Browse Check Valves Datasheets for DFT Inc. -
Product Features • Compact designed check valves • EPDM O-ring are standard (option: Viton® ) • Pressure rating: 206 bar Typical Applications • Designed for instrumentation panels and systems (read more)
Browse Check Valves Datasheets for Shenzhen Jewellok Technology Co., Ltd. -
metal-to-metal seat, thus expanding the pressure rating substantially. These versatile check valves are available in many configurations, and with or without springs. Having a return spring introduces cracking pressure (minimum differential pressure needed to open the valve.) Many (read more)
Browse Check Valves Datasheets for O'Keefe Controls Co. -
ensures consistent, long term performance in 4000 psi systems. Lee High Pressure Chek®Poppet-style check valves for system pressures up to 8000 psi. Available (read more)
Browse Check Valves Datasheets for Lee Co. (The) -
adaptable construction supports material changes to suit a wide range of environments. Key Features of the Cryogenic Check Valve: Temperature range: -320°F to 275°F Pressure rating: up to 5000?psi Leakage: <10?SCCM helium at (read more)
Browse Check Valves Datasheets for Lee Co. (The) -
fluctuations better than alternative check valve technologies. All CK1 check valves are flanged and have a manual opening stem for manual operation. The 20-32 mm (3/4 - 1-1/4”) port size valves have a PTFE seat; larger valves have a metal to metal seat. A minimum pressure difference of .03 bar (0.5 psi (read more)
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In miniature check valve applications where size and weight are a concern, O'Keefe Controls Co. Threaded Insert Check Valves are a convenient solution. Available in sizes smaller than a penny, they are designed to fit into some other (read more)
Browse Check Valves Datasheets for O'Keefe Controls Co.