Thermoplastic Valves & Fittings

P440F Flanged Swing Check Valve

  • Sizes: 2", 2 1/2", 3", 4", 6", 8"
  • Body: PVC - Schedule 80
  • Connection: ANSI Flanged X ANSI Flanged
  • Pressure: (2", 2 1/2") 150 PSI @ 73°F (3"-6") 100 PSI @ 73°F (8") 75 PSI @ 73°F
  • Temperature: 140 °F
    • For tank inlets/outlets; preventing backflow into the pump
    • For one-way mixing, water hammer mitigation, pressure balancing, process intakes.
    • Used in the following industries: chemical processing, bleach plants, aquariums, mining, water treatment, landfills, swimming pools, power plants.
    • Minimum flow resistance
    • Horizontal or vertical installation
    • Top access cover for easy maintenance without removal from pipeline
    • ANSI Flange class 150
    • Disc: EPDM
    • Compliant to: Lead Free Plumbing Laws


American Valve warrants, to its initial purchaser only, that its products which are delivered to this initial purchaser will be the kind described in the order of price list and will be free of defects in workmanship or material for a period of one year from the date of delivery to the initial purchaser.

Should any failure to conform to this warranty appear within one year after the date of the initial delivery to our initial purchaser, American Valve will, upon written notification thereof and substantiation that the goods have been stored, installed, maintained and operated in accordance with American Valve’s recommendation and standard industry practice, correct such defects by suitable repair or replacement at American Valve’s own expense. If any product alleged to be defective, is returned to our factory at Greensboro, NC, it will be examined and, if found to be defective under the warranty, it will be replaced at no charge.

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