3/4" FNPT x 3/4" FNPT Series 687 Polypropylene Check Valve with FKM Seals, 1/3 PSI Cracking Pressure & Hastelloy Spring - Pressure Washing Skids
3/4" FNPT x 3/4" FNPT Series 687 Polypropylene Check Valve with FKM Seals, 1/3 PSI Cracking Pressure & Hastelloy Spring - Pressure Washing Skids

3/4" FNPT x 3/4" FNPT Series 687 Polypropylene Check Valve with FKM Seals, 1/3 PSI Cracking Pressure & Hastelloy Spring

Regular price $21.99
Sale price $21.99 Regular price
Unit price
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3/4" FNPT x 3/4" FNPT Series 687 Polypropylene Check Valve with FKM Seals, 1/3 PSI Cracking Pressure & Hastelloy Spring - Pressure Washing Skids

3/4" FNPT x 3/4" FNPT Series 687 Polypropylene Check Valve with FKM Seals, 1/3 PSI Cracking Pressure & Hastelloy Spring

Regular price $21.99
Sale price $21.99 Regular price
Unit price
Product description
Product description

These 687 series check valves can be used for a wide range of air and fluid applications.

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

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