Check Valves

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Check Valves Suppliers

Displaying 1 to 25 out of 2,385 results
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The Specialty Mfg. Co. (SMC) - Saint Paul, MN Browse our catalog of productsCAD Drawings
Manufacturer, Custom Manufacturer
ISO 9001:2008 certified manufacturer of inline check valves including high pressure check valves & low pressure check valves made of various materials: brass, stainless steel & plastics (PVC, polypropylene, PVDF, nylon) with Buna-N, ethylene propylene, fluoroelastomer & neoprene seals. Available in multiple configurations, sizes including 1/8 in. to 1 in. NPT, 1/16 in. to 1/2 in. hose barb, 1/4 & 3/8 flare connections. Available in various types including piston check valves, poppet check valves & ball type check valves. Applications include air, vacuum, water, gas, cryogenic, oxygen, refrigeration & Freon, beverage, car wash & pressure wash, industrial, construction equipment, agricultural, automotive aftermarket, medical, dental, cleaning equipment & chemical processing.
Check All Valve Manufacturing Co. - West Des Moines, IA Browse our catalog of products
Manufacturer, Custom Manufacturer
ISO 9001:2008 certified manufacturer & designer of spring loaded silent check valves. Types of valves include flange, lined pipe, sanitary, union, straight sided & glass pipe insert, sanitary cartridge, low & high pressure, socket weld, connector, bushing, horizontal, vertical flanged, miniature & tubing valves. Materials include carbon & stainless steel, high & non-ferrous alloys & titanium & nickel alloys. Specifications of valves include 1.25 in. to 20 in. nominal dia., pressure up to 10,000 psig & -196 degrees C to +593 degrees C storage temperature. Suitable for chemical, petrochemical, pharmaceutical, food & dairy & OEM applications. CE certified.
Brand Names: Check-All
Premier Hydraulics Inc. - Farrell, PA
Custom Manufacturer
Custom manufacturer of check valves. Other types include regulating, shut off, cartridge and ecology valves. Custom manufacturing capabilities include milling, drilling, plating, brazing, welding, thread coating and screw machining.
Parker Hannifin Instrumentation Products Div. - Huntsville, AL CAD Drawings
Lean manufacturing capable ISO 9001:2000 certified manufacturer of check valves including metal seated check valves & fully welded check valves. Features include noise free operation & low sulfur high purity 316L stainless steel construction. Check valves range in body sizes from 1.24 in. to 2.89 in. & temperature ratings from minus 10 degrees F to 150 degrees F with working pressures & maximum back pressures up to 3000 psig.
U.S. Valve, LLC - Linthicum Heights, MD
Manufacturer, Custom Manufacturer
Specializing in the design & manufacturing of high performance check valves & ball valves that feature low pressure drop & the highest CV available. Full port, double disc check valves are intended to produce flow that is as close as possible to laminar resulting in longer life & lower maintenance. Customer connections include npt, flanged, wafer type, welded ends & grooved (Victaulic) ends. Three-piece valves allow for inspection & removal from a piping system with relative ease. Custom design valves from OEMs for specific applications.
The Lee Company - Westbrook, CT
Manufacturer, Custom Manufacturer, Manufacturers' Rep
Supplier of fluid control products for hydraulic & pneumatic systems in commercial & military aircraft, spacecraft, missiles, naval vessels, machine tools, down-hole oil tools, power generation equipment, race cars & other applications. Check valve products available include IMH insert models featuring compact design, metal to metal seating, ball guide, long term pressure tolerances up to 4000 PSID & operating temperature range of -50° F to +300° F. Other check valve products offer features such as forward or reverse flow as well as optional side exit & screens.
DFT Inc. - Exton, PA Browse our catalog of products
Manufacturer, Custom Manufacturer
Custom manufacturer of silent check valves for air & gas applications. Types of check valves include threaded, axial flow, nozzle check, wafer & flanged valves.Valves are made from various materials including carbon steel, stainless steel & cast iron. Valves are available in various models, piping configurations & temperatures with specifications including 1/4 in. to 24 in. line size & 450 psi to 6,000 psi cold working pressure. Features include springs, O-rings, guard cages, seats, discs, gaskets, bolts, bushings & stems. Meets ANSI standards.
Brand Names: ALC, DFT, DLC, PDC, SCV
Valve Check, Inc. - Maplewood, MN
Manufacturer, Custom Manufacturer, Service Company
Manufacturer of precision check & relief valves designed to be self cleaning, quick opening & positive sealing. Check valve products available include those with features such as operating pressures up to 10,000 PSI & cracking pressure ratings from 0 to 250 PSI. Check vale products can be constructed of aluminum, brass, steel or stainless steel with seal compounds such as Viton®, neoprene, Buna, PTFE, silicone, fluoro-silicone, ethylene, propylene & Kalrez®.
Industrial Specialties Mfg, Inc. - Englewood, CO Browse our catalog of products
Distributor, Manufacturer, Custom Manufacturer
ISO 9001:2008 Certified manufacturer & distributor of valves including plastic check valves, plastic push-in check valves & metal check valves. Plastic barbed & threaded check valves include duck bill, diaphragm, spring loaded & ball valves. Push-in valves include elbows, straight & tee valves. Metal barbed & threaded check valves include piston, poppet & high pressure check valves rated to 3000 psi.
Kepner Products Co. - Villa Park, IL CAD Drawings
Manufacturer, Custom Manufacturer
Custom manufacturer of check valves made from brass, stainless steel & aluminum. Types of check valves include inline, cartridge, ball & split flange check valves. Relief, shuttle, lock & pilot valves are also available. Check valves are available in various sizes, end connections & flow rates with minus 184 degrees C to plus 232 degrees C temperature & maximum pressure rating up to 6,000 psi.
Brand Names: Kepner
Crispin-Multiplex Mfg. Co. - Berwick, PA
Manufacturer of check valves. Check valves include foot, globe, rubber flapper, swing, tilting, surge & wafer valves.
Brand Names: Crispin
Generant - Butler, NJ
Distributor, Manufacturer, Custom Manufacturer
Custom manufacturer of check stop valves. Check valves are in various types including adjustable, disc, inline, one piece, & poppet check valves. Specifications of check valves include nominal crack pressure ranging from 1 psi to 15 psi, maximum operating pressure up to 300 degrees F, & temperature rating ranging from minus 320 degrees F to plus 450 degrees F. Features of check valves include guided poppet with floating O-ring configuration & brass, carbon steel & stainless steel materials. Check valves are suitable for cryogenic system applications. ASTM & RoHs compliant.
Brand Names: Bi-Lok
Delta Pacific Valve Mfg. Co. - Hauppauge, NY
Distributor, Manufacturer
Manufacturer & distributor of valve products for the petrochemical, refinery & oilfield industries. Valve products available include check types in a variety of styles such as full & reduced opening swing, dual plate wafer, metal seated, resilient seated, tilting disc, left, piston & silent check valves. Other valve products available include gate, globe, float, ball, & butterfly models.
Brand Names: DPV
DK-LOK U.S.A. - Locations Browse our catalog of productsCAD Drawings
ISO 9001:2008 & ISO 14001:2004 certified. Manufacturer of check valves including ball type check valves. Types include poppet, one piece, adjustable & high pressure check valves. Meets OHSMS 18001, ASME & API standards.
Brand Names: D-Pro
Red Valve Co./Tideflex Technologies - Carnegie, PA
Manufacturer of check valves. Types include in line check valves & rubber check valves. Inline check valves include housed inline, insertable inline, & specialty inline. Rubber check valves such as outfall check valves, inline check valves, & specialty check valves available. Check valves seal & close drop tight around debris with less than 1 psi of back pressure. Does not warp & freeze & does not require outside energy for operation.
Top Line Process Equipment Co. - Bradford, PA
Distributor, Manufacturer, Custom Manufacturer
Manufacturer of check valves including check sanitary stainless steel valves. Operating temperatures include minus 30 degrees F & 225 degrees F. Operating pressure include 150 psi & capacities include 4000 cubic ft. per hour. Types include concentric disc check valves, air blow check valves & ball check valves. Features include stainless steel springs, clamp end connections, remote or manual control & Buna or VIton® walls. Check valves meet 3A standards.
Brand Names: Top-Flo
PR Valves, LLC - South Houston, TX Browse our catalog of products
Distributor, Custom Manufacturer, Service Company
Stocking distributor of check valves available in forged steel, cast steel, chrome molly, stainless steel, Monel®, Hastelloy® B & C, cast iron, ductile iron, bronze, brass & PVC. Electric, hydraulic & pneumatic actuations. Modifications include flange ups, conversions, coatings, hydro testing, packing changes & trim changes.
Brand Names: Cameron, Contromatics, Edwards, Flowtek, Hancock, Kitz, Orbit, Smith, WKM, Walworth
O'Keefe Controls Co. - Trumbull, CT
Manufacturer, Custom Manufacturer
Custom manufacturer of check valves made from brass, 303 stainless steel, Buna-N® & Viton®. Specifications of check valves include 0.031 in. orifice dia., 180 degrees F to 300 degrees F maximum temperature & 125 psig to 1,000 psig maximum operating pressure. Check valves are suitable for controlling air, water, inert gas, light oil & liquid flow.
Wager, Robert H. Co., Inc - Rural Hall, NC Browse our catalog of products
Distributor, Manufacturer
Manufacturer of check valves. Types of valves include vertical vent check valves, inverted vent check valves, semicircular valves, horizontal vent valves, in-line valves, air check valves, sewer vent check valves, mushroom check valves & sewer vertical vent check valves.
Brand Names: Wager
Plast-O-Matic Valves, Inc. - Cedar Grove, NJ
Manufacturer, Custom Manufacturer
Manufacturer of standard & custom check valves including diaphragm operated, self-sealing & normally-closed valves, encapsulated spring design valves & compact design low cracking pressure valves. Features include maximum working pressure of 150 psi at 77 degrees F & no internal metal parts. Services include product innovation, engineering, precision manufacturing, pressure, flow & corrosion-resistant plastic piping, quality testing & technical assistance. RoHS compliant.
Brand Names: True Blue
Haskel International - Burbank, CA Browse our catalog of products
Manufacturer, Custom Manufacturer
Manufacturer of standard and custom ball and O-ring check valves. Available in various sizes with pressure up to 60,000 psi and temperature up to 500 degrees F. Aerospace, automotive, defense, fluid power, laboratories, mining, oil, gas, electronics and other industries served. Lean manufacturing capable. Meets OSHA and ATEX standards. Six Sigma and CE certified. Meets MIL STD 1330 Spec. One year warranty.
Brand Names: BuTech
Aqua Environment Co., Inc. - Stinson Beach, CA Browse our catalog of products
Manufacturer of check valves made from Viton®, aluminum, brass & stainless steel. Specifications of check valves include 6,000 psi rated pressures, 6,000 psi back pressures, 3 psi to 8 psi opening pressures, 0.55 Cv flow capacities, 1/2 in. male NPT inlet ports, 1/2 in. female NPT outlet ports & 1.37 in. dia. hex & 2.55 in. lengths. Check valves are used between compressors & separators to prevent leak down via compressor valves & rings, filling station control & logic & control in cascade filling systems.
SFC Koenig LLC - North Haven, CT
Distributor, Manufacturer
ISO/TS 16949:2009 certified. Manufacturer of expander sealing plugs & orifice restrictors. Distributor of industrial fasteners. Fastening products include bonding fasteners, construction fasteners, nuts, bolts, blind rivets, blind rivet nuts, rivet bolts, pressure intensifiers, thread inserts, screws & lock nuts. Engineering, tool repair, on-site seminars & training services are available. Markets served include automotive, electrical, hydraulic, pneumatic, medical, robotic, transportation, construction, energy, marine & aviation/aerospace.
Service Pipe & Supply, Inc. - Indianapolis, IN
Women-owned distributor of check valves, compressor valves, corrosion resistant valves, flow valves, & safety valves. Other products include actuators, air vents, back pressure valves, backflow preventors, expansion tanks & booster pumps. Markets include hose, valve & coupling industry.
Brand Names: Anvil, Apollo, B. G. Hoffman, Dole, Dole Controls, Durabla, Flippen, Grinnell, Hammond, Hays,...
Mission Check Valve Co. - Deer Park, NY
Manufacturer of dual check valves. Constructed of steel, stainless and iron. Available in pressure class 125, 150, 300, 600, 900, 1500, 2500 and 4500. Valve accessories also available.
Brand Names: Duo-Chek, Mission Valves
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