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NSN 4820-01-169-8577

Fuel Manifold Check Valve

About this product

Poppet flow control device, flare (tube) 2nd end connection style, 600.0 pounds per square inch single response maximum operating pressure, material: rubber butadiene-acrylonitrile class nbr seat.

Manufacturer part number 859A-4BT for national stock number 4820011698577.

Datasheet

  • Product description

    Check Valve NSN 4820-01-169-8577.

  • MPN or Model

    859A-4BT

  • Schedule B
    8481.30.9000 (Check valves of materials other than copper, iron or steel)
  • NMF (National Motor Freight)
    127220 - Pressure Reg/red/relief Valves NOI
  • Unit Weight (Est.)
    0.1 lb
  • Flow Control Device
    Poppet
  • Maximum Operating Temp
    280.0 degrees fahrenheit single response
  • End Application
    Lav-anti-tank
  • Connection Style
    Flare (tube) 2nd end
  • Maximum Operating Pressure
    600.0 pounds per square inch single response
  • Material
    Rubber butadiene-acrylonitrile class nbr seat
  • Material Specification
    Qq-n-225/6 federal specification single material response body
  • Surface Treatment
    Anodize
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Check Valve

A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.

Mechanic Bill explains Fuel Manifold Check Valve

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NSN 4820011698577

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
859A-4BT Circor Aerospace, Inc.
7566282-001 General Dynamics Land Systems Inc.
7566282 General Dynamics Land Systems Inc.
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