3/8" FNPT x 3/8" FNPT Series 693 Black Polypropylene Check Valve with FKM Seals, 1/3 psi Cracking Pressure & 302 SS Spring

Item 22232
9.44/Each

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5% off at 12+8.968/Each
10% off at 24+8.496/Each
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Overview

The 693 Series offers reliable backflow prevention in compact installations using 3/8" NPT connections and a Cv of 4.2. With an FKM seal and a 302 stainless steel spring, including a disc poppet, it has a cracking pressure of 1/3 psi. This series suits low-pressure chemical, air, and fluid systems, especially when space is limited.

  • Polypropylene
  • FKM seals
  • 302 SS spring
  • High flow rate
  • Seat area open diameter: 0.438"; Positive seal at very low back pressure or slight vacuum
  • Check mechanism: Disc poppet
  • Cracking pressure: 1/3 psi
  • Maximum pressure: 125 psi
  • Maximum temperature: 140°F
  • Dimensions: 2.02" L x 1.44" W

Item Information

Item Number: 22232
Catalog Page Number: P-502
Manufacturer: SMC
Manufacturer Part #: 6930290
Country of Origin: USA

Tech Specs

Material: Polypropylene
Seal: FKM
Connection: FNPT x FNPT
Size: 3/8"
Weight: 0.045 lbs
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

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