SSP - Twinsburg, OH
Manufacturer, Custom Manufacturer
ISO 9001:2008 certified and ISO 17025 accredited. Manufacturer of standard and custom stainless steel check valves. Types of valves include ball poppet, high pressure, medium pressure fixed cracking pressure and adjustable check valves. Can be used for process, alternative fuels and instrumentation applications for pressures up to 6,000 psig and temperature range up to 400 degrees F. Made in the USA.
Brand Names: FloLok, SSP
my-ssp-usa.com/Products/Valves/Check-Valves...

Colton Industries - Buffalo, NY
Manufacturer, Custom Manufacturer
Custom manufacturer of valves including silent and twin door check valves made from stainless steel. Types of silent check valves include threaded, wafer pattern and flanged silent check valves. Valves are available in various types and in 1/4 in. to 36 in. sizes with 6,250 psig maximum operating pressure and 3 Cv to 17,804 Cv flow coefficient. Various features include horizontal and vertical upward flow patterns, three-piece and retainerless design, wafer, lug or double flanged body styles, ANSI flanges, plugs, seats, springs, flanged ends, resilient or metal-to-metal seating surfaces, discs and end connections.
products.coltonind.com/category/check-valve...

Stainless Steel Check Valves Products
	Flanged Silent Check Valve - Cast Steel/Stainless Steel Wafer Pattern Silent Check Valve - Cast Steel/Stainless Steel Threaded Silent Check Valve - Stainless Steel More

Doering Company - Clear Lake, MN
Manufacturer, Custom Manufacturer, Service Company
Custom manufacturer of stainless steel screw-in & poppet type cartridge check valves. Specifications of check valves include 5,000 psi pressure, minus 40 degrees C to plus 120 degrees C temperature, crack pressure up to 1.7 bar, 25 ft. lbs. torque & 0.19 lbs. weight. Features include PTFE O-rings, Buna-N® & Viton® seals, seats & optional blas springs.
www.doering.com/valves-check.php

Jaeco Fluid Systems, Inc. - Malvern, PA
Manufacturer, Custom Manufacturer
Manufacturer of standard & custom stainless steel check valves. Types of check valves include ball check valves & O-ring poppet valves. Available in IPS sizes from 1/4 in. to 1 in., spring-loaded 2 psi or 10 psi & operating pressures up to 2500 psi.
Brand Names: Jaeco
www.jaecofs.com/check-valves.html

The Specialty Mfg. Co. (SMC) - Saint Paul, MN
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 (Kynar®), Nylon) with Buna-N, Ethylene Propylene, Fluoroelastomer (Viton®) & 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, push-to-connect and compression 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.
valves.specialtymfg.com/category/all-catego...

Stainless Steel Check Valves Products
	490 SERIES BALL CHECK VALVE - 1/4" to 3/8" NPT 492 SERIES BALL CHECK VALVE - 1/2" NPT 015 SERIES STAINLESS POPPET CHECK VALVE - 1" NPT More

Parker Hannifin Instrumentation Products Div. - Huntsville, AL
Manufacturer
ISO 9001:2008 certified manufacturer of check valves including ball type check valves, lift types check valves, bubble-tube shut-off check valves, spring loaded check valves & stainless steel check valves. Features include molded seat designs, prevents backflow of pressurized fluids, unidirectional control of liquids & gases & O-ring poppet designs. Check valves are available in stainless steel & seal materials including nitrile, fluorocarbon, ethylene, propylene, fluorinated fluorocarbon & neoprene. Check valves range in port sizes from 1/8 in. to 1 in., flow capacities from 0.22 to 6.56. & crack pressure springs from 1/3 psig to 100 psig & connection types of female & male NPT.
www.parker.com/portal/site/PARKER/menuitem....

Stainless Steel Check Valves Products
	Check Valves

CPV Manufacturing, Inc. - Philadelphia, PA
Distributor, Manufacturer
Manufacturer of a full line of high pressure soft-seated shutoff, check & needle valves, valve cartridges & fittings. Valves have maximum operating pressures of 6,000 psi with normal temperature ranges of -20 degrees F to 225 degrees F.
Brand Names: FloMaster, G-Series, O-Seal
www.cpvmfg.com/products.shtml

Flexi-Hinge Valve Co., Inc. - Fairview, PA
Manufacturer
Manufacturer of seatless, high-efficiency check valves, foot valves & expansion checks. Body styles include MTE, grooved, plain ends, full flanged & wafer styles with corrosion resistant 316 stainless steel or aluminum internals.
Brand Names: Victaulic
www.flexi-hinge.com/index.php?option=com_co...

AES Valves - Houston, TX
Manufacturer, Custom Manufacturer
Manufacturer of standard & custom stainless steel check valves. Types of check valves include standard check valves, swing check valves, piston check valves, wafer check valves, dual-plate check valves & nozzle check valves. Available in sizes from 1.5 in. to 30 in., ANSI class 150 to 2,500 & different grades of stainless steel & carbon steel. Valves are available with 1 year warranty.
Brand Names: AES
industrialvalves.iesvalvesusa.com/item/all-...

Stainless Steel Check Valves Products
	Check Valves

DFT Inc. - Exton, PA
Manufacturer, Custom Manufacturer
ISO 9001:2008 certified custom manufacturer of check valves made from stainless steel. Types of check valves include threaded, wafer & flanged valves. Valves are available in various models & piping configurations with specifications including 1/4 in. to 24 in. line size, 180 degrees F to 200 degrees F operating temperature & 450 psi to 6,000 psi cold working pressure. Features include springs, O-rings, guard cages, seats, discs, gaskets, bolts, bushings & stems. Applications include chemical, food & beverage, mining, ultra pure water, oil & gas, petrochemical, pharmaceutical, power generation, pulp & paper, steel & textile industries. Meets ANSI standards.
Brand Names: ALC, DFT, DLC, PDC, SCV
catalog.dft-valves.com/category/in-line-che...

Stainless Steel Check Valves Products
	Sanitary Check Valves Threaded Check Valves Wafer Check Valves More

Kepner Products Co. - Villa Park, IL
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. 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
www.kepner.com/product.htm

Stainless Steel Check Valves Products
	Check Valves Input Part Number If Known Relief Check Valves (crack 5-150 PSI)

Keckley Company - Skokie, IL
Manufacturer, Custom Manufacturer
Manufacturer of standard & custom globe check valves. Features include short face to face dimension, spring preventing flow reversal & water hammer, drilled flanges which meet ASME specifications, epoxy coating & optional soft seat for bubble tight shut off. Disc is fully guided at top & bottom which prevents binding & cocking. Globe check valves are available in carbon steel, cast iron & stainless steel materials with 125 lb. to 300 lb. flanged connection & in 2 in. to 24 in. sizes with 200 psi to 740 psi working pressure at 100 degrees F or 150 degrees F temperature. Globe check valves are suitable for liquid or gas applications where protection from flow reversal in pipeline is required.
www.keckley.com/pipeline-check-valves.html

Penn Stainless Products, Inc. - Quakertown, PA
Distributor, Manufacturer, Custom Manufacturer, Service Company
Distributor of valves including stainless steel check valves. Services include shear cutting, plasma cutting, HQ plasma cutting, dynamic waterjet cutting, saw cutting, structural cutting, tubular cutting, pipe threading, gauer processing, machine cutting, polishing & blanchard grinding. Emergency orders accepted & executed 24/7.
www.pennstainless.com/index.php

Magnatrol Valve Corp. - Hawthorne, NJ
Manufacturer, Custom Manufacturer
Manufacturer of 2-way & 3-way solenoid valves; 1/4 in. - 6 in. pipe sizes; pressures to 10,000 PSI. Materials: bronze, SS, Monel, Hastelloy & other alloys. Options: manual override, latch/trip, switches, watertight & explosion-proof solenoid enclosures. Valve designs that meet specific customer & OEM requirements, including shock & vibration for military applications.
www.magnatrol.com/valveselect.html

Hy-Lok USA - Houston, TX
Distributor, Manufacturer, Custom Manufacturer, Service Company
ISO 9001:2004 certified custom manufacturer of stainless steel check valves for air or gas. Types of check valves include adjustable, instrument & high pressure valves. Specifications of check valves include 6000 psi pressure, minus 10 degrees F to plus 400 degrees F temperature & 0.67 Cv to 4.7 Cv flow coefficient. Check valve end connections include tube fittings & male or female NPT, ISO & BSP threads. Meets ASME standards.
www.hylokusa.com/products/valves/check-reli...

Stainless Steel Check Valves Products
	RV Series: Relief Valves 700 Series: Check Valves 700H Series: High Pressure Compact Check Valves More

Lee Industries, Inc. - Philipsburg, PA
Manufacturer, Custom Manufacturer
Manufacturer & designer of stainless steel sanitary check valves. Types include manual, aseptic, fractional-size & automatic ball & diaphragm valves. Valves are suitable for food, cosmetic, pharmaceutical, beverage & chemical applications. Meets 3A standards. USDA approved. Made in USA.
leeind.com/fluid-transfer/valves/

Industrial Specialties Mfg, Inc. - Englewood, CO
Distributor, Manufacturer
ISO 9001:2008 Certified manufacturer & distributor of check valves in materials including stainless steel. Types include stainless steel valves with Viton® seals & 1/4 in. female thread size & stainless steel check valves with 1-1/2 break way & male thread ranging from 1/8 to 1/4 in.
industrialspec.com/checkvalves.html

Stainless Steel Check Valves Products
	CSP Series - 5000 psi Check Valve - Poppet CSCV Series - Female NPT Check Valves - Piston

Ohio Valley Industrial Services, Inc. - Coraopolis, PA
Distributor, Manufacturer, Custom Manufacturer, Service Company
Distributor of check valves made from stainless steel. Various features include back stopped poppets, rugged and reliable floating ball valve seat design, heat code traceability and welded design.
Brand Names: Parker, Partek, Veriflo
www.ovisinc.com/instrumentation_industry.ht...

Check All Valve Manufacturing Co. - West Des Moines, IA
Manufacturer, Custom Manufacturer
ISO 9001:2008 certified manufacturer & designer of sanitary check valves made from electropolished 316/316L stainless steel. Specifications of sanitary check valves include 1 in. to 4 in. line size, 0.476 in. to 2.699 in. orifice dia., 725 psig to 1,000 psig non-shock pressure & 100 degrees F temperature rating. Available with 316 stainless steel & Hastelloy® springs & EPDM, Viton®, silicone & Kalrz® seats. CE certified. Meets 3A standards.
Brand Names: Check-All
www.checkall.com/PDFfiles/3SC.pdf

Stainless Steel Check Valves Products
	Flange Insert Check Valve (Style - F1) Flange Insert Check Valve (Style - F6) Union Insert Check Valve More

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.
www.usvalve.com

Lumaco - Hackensack, NJ
Manufacturer, Custom Manufacturer
Manufacturer of sanitary check valves made from 316 stainless steel. Check valves are available in 0.5 in. to 4 in. sizes with 1/2 in. to 4 in. valve opening. Features include Viton® & EPDM seals, PTFE stems, stainless steel springs & heavy duty clamps.
valves.lumaco.com/viewitems/check-valves-co...

Stainless Steel Check Valves Products
	Concentric Check Valves

Jensen Inert Products - Coral Springs, FL
Distributor, Manufacturer, Custom Manufacturer
Custom manufacturer of stainless steel check valves for preventing backflow of water. Specifications of stainless steel check valves include 5/16 in. to 5/8 in. stem OD & 1/8 in. to 1/2 in. ball dia.

Stainless Steel Check Valves Products
	Check/Foot Valves, TFE

Circle Valve Technologies Inc. - Harleysville, PA
Distributor
Distributor of valves. Check valves, solenoid valves, ball valves, cryogenic valves, relief valves, needle valves, plug valves, actuated valves, diaphragm valves, pressure regulators. Markets served include industrial gas, chemical, medical, power, marine, oil & gas processing.
Brand Names: 3B Filters, Aerodyne, Atkomatic, Circle Seal Controls, Contromatics, Duravalve, Go, Gyrolok,...
catalog.circlevalve.com/category/check-valv...

Stainless Steel Check Valves Products
	6100 & 6200 Series - Ball and Poppet Check Valve CVH Series Check Valves 691F Series High Flow Poppet Check Valves More

PR Valves, LLC - South Houston, TX
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 Signaling, Flowtek, Hancock, Kitz, Orbit, Smith, WKM, Walworth
www.prvalves.com/valves.html

Cline Hose & Hydraulics, LLC - Greenville, SC
Distributor, Custom Manufacturer, Service Company
Distributor of ball cone check valves made from stainless steel. Available with 400 psi maximum working pressure and -20 degrees F to +353 degrees F operating temperature. Hydraulic cylinder repair services available. Items are available in stock.
www.clinehose.com/