1/2" FNPT x 1/2" FNPT Series 685 Polypropylene Check Valve with Aflas® Seals, 3 PSI Cracking Pressure & Hastelloy Spring

Item #: 22649

$17.06/Each
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Overview

These 685 series check valves can be used for a wide range of air and fluid applications.

  • Polypropylene
  • Aflas® seals
  • Hastelloy spring
  • High flow rate
  • Seat area open diameter: 0.438"
  • Positive seal at very low back pressure or slight vacuum
  • Cracking pressure: 3 psi
  • Check mechanism: Oring poppet
  • Maximum pressure: 125 psi
  • Maximum temperature: 140°F

Item Information

Item Number: 22649
Catalog Page Number: P-447
Manufacturer: SMC
Manufacturer Part #: 7400690
Country of Origin: USA

Tech Specs

Material: Polypropylene
Connection: FNPT x FNPT
Size: 1/2"
Seal: Aflas
Weight: 0.065 lbs
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

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