Check Valves

Check Valve works with hydraulic and pneumatic systems.
Check Valves

Check Valve works with hydraulic and pneumatic systems.

Constructed of brass and 316 Stainless steel materials, CV3000 Series Check Valve employs contained seat/seal design that prolongs life of soft seal. Suited for use in hydraulic and pneumatic systems, unit withstands affects of shock, pulsing, and vibration. Seals can be varied for compatibility with gases and liquids. Standard sizes range from Â-¼-2 in. NPT, and standard cracking pressure...

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Check Valves operate from 0-10,000 psig with zero leakage.
Check Valves

Check Valves operate from 0-10,000 psig with zero leakage.

Check Valves range in size from 1/8 to 2 in., in variety of connections, for both gases and liquids. Standard materials include aluminum, brass, carbon steel, 303 and 316 stainless steel bodies with Buna N, ethylene propylene, fluorosilicone, neoprene, Teflon®, and Viton® O-rings. Factory set cracking pressures are from .5-8 psig. Applications include analytical instrumentation,...

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Check Valve operates in temperatures to 900°F.
Check Valves

Check Valve operates in temperatures to 900°F.

Fabricated in 316 stainless steel, LC Series lift check valve employs metal seat that allows safe operation over -100 to +900°F and pressures to 6,000 psi. Instrumentation check valve is available in 1/8, 1/4, and 1/2 in. sizes. It is also offered with integrated single (CPI) or twin (A-LOK) ferrule compression tube fittings or female NPT pipe thread connections. Series employs back...

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Check Valves utilize free-floating diaphragm.
Check Valves

Check Valves utilize free-floating diaphragm.

Barbed Check Valves provide fluid control up to 150 psi. With highly polished barb, they are molded without parting line to ensure leakproof seal. Threaded Check Valves replace one of the barbs with 1/8-27 NPT fitting on entrance side for use with threaded ports. Duckbill Check Valves feature highly polished barb with silicone duckbill valve and have been tested to hold in check pressure as low...

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Valve performs three functions.
Check Valves

Valve performs three functions.

Triple Duty® Valve consists of calibrated balance valve, which provides precise flow with 8-9 turns; non-slam check valve, which assures positive shut-off without water hammer or valve chatter; and shut-off valve which includes memory button that allows entire valve to be returned to initial balanced position after shut-off. Triple Duty® Valve comes in straight pattern flange design, and...

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Lift Check Valves suit various laboratory applications.
Check Valves

Lift Check Valves suit various laboratory applications.

With stainless steel forged bodies, LC-Series valves withstand temperatures from -100 to +900 °F and are rated at 6,000 psig CWP. Products prevent flow in reverse direction to within 99.9% of forward flow and employ gravity-assisted poppet that uses back pressure to achieve seal. Suited for various power generation and laboratory applications, compact design saves space in tight areas.

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Swing Check Valve handles food-grade material.
Check Valves

Swing Check Valve handles food-grade material.

Model 3030 SQ 3 in. valve, for flow reversal prevention in dry-bulk transfer carriers, protects food-grade and sensitive contents at temperatures up to 350°F. Valves provide low-resistance and full-flow performance with cast-aluminum construction that includes elastomer, permanently bonded to metal flapper. Sealed, compartmentalized cartridge contains all functioning components and allows...

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Backflow Preventers protect water systems.
Check Valves

Backflow Preventers protect water systems.

Model RP reduced pressure principle assemblies are designed for use in high- and low-hazard systems. Designed for low head loss, units are available in sizes from 2Â-½-10 in. Models offer corrosion-resistant construction, internal sensing passage, and module check assemblies. Diaphragm and sensing passage are built into all-bronze relief valve body. Max working pressure is 175 psig and rated...

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Double Check Detector Assemblies detect unauthorized use.
Check Valves

Double Check Detector Assemblies detect unauthorized use.

Sized from 2Â-½-10 inches, DCDA units protect against cross-connection of non-hazardous water into safe drinking water systems. Able to monitor water leakage, they have FDA-approved epoxy coated ductile iron body and bronze by-pass, which houses water meter and double check valve assembly. Max working pressure is 175 psig, and operating range is 33-140°F. Corrosion-resistant assemblies...

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