Reviews Swing Check Valves

uxcell Nickel-Plated Copper One Way Air Check Valve G 1/4 Female Threaded Full Port Check Valve 2Pcs

  • Function: the check valves are applicable for fluid systems to prevent countercurrent liquids, or for pneumatic systems to prevent reverse flow of compressed air.
  • Material and size: the one way check valves are made of PVDF, sturdy, wear-resistant and durable for long-term use.
  • Each check valve measures 6.3 mm/ 1/4 inches, the total length is 38 mm/ 1.50 inches.
  • Features: the pipe port of the check valve is designed with a pagoda-shaped card slot, non-slip and non-toxic, with good airtightness and good adsorption performance.
  • Easy to install: the non-return check valve is easy to install, convenient for you to unscrew and replace.
  • Application: the non-return check valves are widely applied for automotive parts, machinery industry, household appliances, agriculture, etc..
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Ultimate Washer Replacement for General Pump Check Valves KIT001 Kit 1 New Valves + O-Rings

  • Replacement for General Pump Check Valves Kit - Kit 1, Valves and O-Rings (K01).
  • Complete Valve Kit Includes Six O-rings and Six Check Valves Complete.
  • High Quality Material for Best Performance.
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AQUANEAT Aquarium Airline Tubing, Standard 3/16\ Tubing, Air Pump Accessories,with Air Stones, Air Pump Valves, Suction Cups and Connectors (Clear, 14Feet)

  • Package Includes：14feet clear tubing,2pcs 1" air stones,2pcs check valves,2pcs clear T connectors,6pcs clear suction cups.
  • Airline tubing: standard 3/16" diameter common to most airline accessories.
  • Air stones: durable and can produce fine bubbles continuously to diffuse oxygen efficiently in your fish tank.
  • Check valves: place these air pump check valves in your airline tubing between your air pump and aquarium water to prevent water returning down the air line.
  • Suction cups and T connectors: fit 3/16 inch ID standard airline tubing.
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AQUANEAT Aquarium Check Valve One Way Non Return Valve for Aquarium Air Pump,10pcs Red

  • Specially designed non-return valves will protect your air pump by preventing aquarium water from back siphoning during a power outage.
  • They are made of plastic material for long time use.
  • Place these air pump check valves in your airline tubing between your air pump and aquarium water to prevent water returning down the air line.
  • Fits standard aquarium airline tubing with inner diameter about 4mm.
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Pawfly 4 PCS Air Stone Bar 4 Inch Bubble Release Mineral Blue Airstones for Fish Tank Aquarium Pump

  • Specially designed non-return valves will protect your air pump by preventing aquarium water from back siphoning during a power outage.
  • They are made of plastic material for long time use.
  • Place these air pump check valves in your airline tubing between your air pump and aquarium water to prevent water returning down the air line.
  • Fits standard aquarium airline tubing with inner diameter about 4mm.
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Pawfly 25 Feet Black Airline Tubing Standard Aquarium Air Pump Accessories Set with Suction Cups Connectors and Check Valves

  • All in One Package: No Worry about Mismatching - Complete standard set of 25 feet airline tubing, suction cups, check valves and connectors for most air pump brands..
  • 25 ft. Airline Tubing: Desired length for most fish tank. The standard 3/16 inch ID black PVC airline tubing is flexible, durable, glossy and kink-resistant..
  • 8 Suction Cups: Soft black plastic holders fit standard 3/16" ID hose and can stick tightly to the smooth fish tank. Each sucker comes with one clip for adjusting tubing..
  • 8 Connectors: Include 2 straight, L-shape, Y-shape and T-shape connectors respectively, allowing you to connect two or more 3/16" ID hoses to create one or more outlets..
  • 2 Check Valves: The 2 standard red check valves can effectively prevent water from back siphoning during a power outage..
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DAN SPEED S316 Stainless Steel Vertical Check Valve,Spring Loaded In-line Low Cracking Pressure 2 inch

  • Body Material:Stainless Steel SUS/SS316,Cracking Pressure:4.5 psi.
  • Working Temperature:-51°C to 232°C (-60°F to 450°F),Seals:NBR.
  • Max Pressure:1000 Psi For Water,Oil,Gas (WOG1000),Port Types:BSPP Female x BSPP Female.
  • Vertical check valves may be used for any application. They utilize a spring system which shuts the Disc closed when there is not enough pressure to hold it open by the operating fluid. Fluid pressure in the backwards direction will cause the valve to close to prevent backflow.
  • Check valves are used to help direct flow in one direction.The stainless steel bodies and PTFE seals are highly corrosion resistant allowing these check valves to be used with a wide variety of fluids including, but not limited to water, oil, gas, air, light alkali's, acids, biodiesel, fuels and alcohols.
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Evike All Purpose Silicone Lubricant Oil Spray for Airsoft Firearm - 50ml Small Hand Sized Can - 44040

  • Application: For General Airsoft Maintenance and lubrication for Gears, Seals, O-Rings, Plastic Parts, and more.
  • For ALL Airsoft guns and real-steel hand guns.
  • Prevent Jamming and reduce wear and tear and enables smooth operation.
  • Enhance your gun's performance, longevity, accuracy, and bb feeding.
  • Inflate air seal o-rings on valves with dried o-ring. Check for defective o-ring....
  • For AEG & GBB: Spray into magazine bb chamber periodically to prevent dust build-up == For Valves: Spray into gas-in and gas-out valves to check for....
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Dynasty Door Closer Commercial Grade Size 2 Spring Hydraulic Automatic Series 2000 Door Closer Dark Bronze

  • Door Closer Is Non Handed Fits Right Or Left Swing Doors, Closer Mounted Regular Arm Only As Shown In Picture..
  • Easy To Install, Easy To Follow Installation Videos Available..
  • Adjustable Speed Valves, Two independent regulating valves control sweep and latch speeds..
  • Spring Tension Size - 2 - For Interior Doors From 55 - 100 Pounds.
  • 5- Year Factory Warranty, ANSI Grade 2 Commercial Duty Door Closer.
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Dynasty Door Closer, Commercial Grade Size 2 Spring, Hydraulic Automatic Series 2000 Door Closer Sprayed Aluminum

  • Door Closer Is Non Handed Fits Right Or Left Swing Doors, Closer Mounted Regular Arm Only As Shown In Picture..
  • Easy To Install, Easy To Follow Installation Videos Available..
  • Adjustable Speed Valves, Two independent regulating valves control sweep and latch speeds..
  • Spring Tension Size - 2 - For Interior Doors From 55 - 100 Pounds.
  • 5- Year Factory Warranty, ANSI Grade 2 Commercial Duty Door Closer.
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