Crispin-Multiplex Mfg. Co.
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CrispinModel ES Series -Epoxy Retained Seat Butterfly Valve

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The ES Series has an epoxy-retained seat configuration for KFlo large diameter butterfly valves. The seat provides full port flow equal to or greater than all major leading valve designs.

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  • NOMINAL INSIDE DIAMETER: 24”-72” in AWWA Cl 75, 150, 250; 78”-168” AWWA C504
  • Construction Materials
  • bodyCast Iron (ASTM A126 Cl B) or Ductile Iron (ASTM A536 Gr 65-45-12)
  • bolts(EXT): SAE J429 Gr 2 Carbon Steel
  • nuts(EXT): ASTM A563 Gr A Carb Steel
  • seatBuna-N Rubber or EPDM
  • discDI (ASTM A536, GR65-45-12) w/316 SS edge
  • shaftSHAFT: SS (ASTM A276 T304)*
  • bearingsTFE W/FIBERGLASS BACKING
  • pressure ratingClass 150B and Class 250B
  • certificationNSF 61 AND 372
  • *Optional Materials-SHAFT: 316 SS, or 17-4PH SS ON CL 250