Series 8501

Series 8501

Ductile Iron AWWA Swing Check Valve Air Cushion with Outside Lever and Weight or Spring

Specifications:

  • Full waterway
  • Ductile iron body, cover and disc hinge arm construction
  • Stainless steel hinge pin
  • Flanges conform to ANSI B16.1 Class 125 (250# flange available)
  • Lever and weight may be installed on either side
  • Valves may be installed in vertical line with flow up
  • Disc seat standard with Buna-N insert for bubble tight shut off
  • Body and disc seat rings are field replaceable
  • Meets AWWA standards
  • Totally enclosed bronze air cushion with stainless steel hardware
  • For cushioning in low velocity applications (8-10 feet/second)
  • Adjustable speed control
  • 8 mils NSF 61 epoxy in and out
  • Sizes: 3" - 24"
  • Styles: Stainless Steel to Buna-N standard
  • Uses:
    • Water
    • Sludge
    • Sewer Service
  • Test Pressures:
    Seat* Shell
    350psi 700psi
    *rated working pressure

Resources: 

  • 3"-12" SS to BUNA, Lever, Weight and Air CushionSubmittal Drawing (HP-85001)
  • 14"-24" SS to BUNA, Lever, Weight and Air Cushion Submittal Drawing (HP-85002)

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