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NSN 4820-00-177-5976

Fuel Manifold Check Valve

About this product

Poppet flow control device, spring disk loading method, flareless all ends connection style, valve operation method: automatic.

Manufacturer part number 2656-4 for national stock number 4820001775976.

Datasheet

  • Product description

    Check Valve NSN 4820-00-177-5976.

  • MPN or Model

    2656-4

  • Schedule B
    8481.30.2090 (Check valves of steel)
  • NMF (National Motor Freight)
    127220 - Pressure Reg/red/relief Valves NOI
  • Unit Weight (Est.)
    0.1 lb
  • Thread Class
    3a all ends
  • Thread Direction
    Right-hand all ends
  • Flow Control Device
    Poppet
  • Disk Loading Method
    Spring
  • Maximum Operating Temp
    275.0 degrees fahrenheit single response
  • Connection Style
    Flareless all ends
  • Valve Operation Method
    Automatic
  • Connection Type
    Threaded external tube all ends
  • Mounting Position
    Horizontal or vertical
  • Maximum Operating Pressure
    3000.0 pounds per square inch single response
  • Thread Size
    0.438 inches all ends
  • Seat Angle
    12.0 degrees all ends
  • Opening Pressure Setting
    5.0 pounds per square inch
  • Material
    Stainless steel seat
  • Material Specification
    Ams 5643, type 630 assn standard single material response seat
  • Media For Which Designed
    Oil, hydraulic single response
  • Surface Treatment
    Passivate
  • Surface Treatment Specification
    Qq-p-35 federal specification single treatment response
  • Style Designator
    Straight thru
  • Thread Series Designator
    Unjf all ends
More from these suppliers
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 4820001775976

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
2656-4 Tactair Fluid Controls, Inc.
2656-4 Kaiser Fluid Technologies Inc.
2656-4 Hawker Pacific Aerospace
CVC4124-4 Triumph Aerostructures, Llc
Stock Check
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