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NSN 4820-00-477-9750

Breather Valve

About this product

Aluminum alloy, qq-a-225/6, alloy 2024, t4 body material, not rated maximum operating pressure, anodized outside surface treatment, body style: single connection, straight flow.

Manufacturer part number B41120FF3 for national stock number 4820004779750.

Datasheet

  • Product description

    Gaseous Products Pressure Equalizing Valve NSN 4820-00-477-9750.

  • MPN or Model

    B41120FF3

  • Schedule B
    8481.80.9050 (Other taps, cocks, valves, etc., nesoi)
  • NMF (National Motor Freight)
    127220 - Pressure Reg/red/relief Valves NOI
  • Unit Weight (Est.)
    0.1 lb
  • Body Material
    Aluminum alloy, qq-a-225/6, alloy 2024, t4
  • Maximum Operating Pressure
    Not rated
  • Outside Surface Treatment
    Anodized
  • Body Style
    Single connection, straight flow
  • Stem Material
    Aluminum
  • Tempurature Rating
    -65.0 degrees fahrenheit and 180.0 degrees fahrenheit
  • Media For Which Designed
    Oxygen, gaseous
  • First End Connection Type
    Threaded external boss
  • First End Style Designator
    External seat for gasket seal
  • First End Thread Size And Series/type Designator
    0.500-20 unf
  • First End Thread Class
    3a
  • First End Thread Direction
    Right-hand
  • Seat Material
    Aluminum alloy, qq-a-225/6, alloy 2024, t4
  • Flow Control Device
    Poppet
  • Flow Control Device Material
    Aluminum
  • End Connection Quantity
    1
  • Disk Loading Method
    Spring
  • Opening Pressure Setting
    3.0 pounds per square inch
  • Valve Venting Design Type
    Atmospheric
  • Valve Relief Design Type
    Pressure and vacuum
  • Absolute Pressure Setting
    Not rated
More from these suppliers
Gaseous Products Pressure Equalizing Valve

A valve consisting of a single deadweight loaded disk, or two deadweight loaded disks each with a seperate seat. It is specifically designed for the relief of small pressure and vacuum conditions within a tank or other container to or from the atmosphere. The center of a single deadweight loaded disk may contain a spring loaded disk forming an additional seat or aperture. It may be spring loaded and/or equipped with a manual unloader on either the pressure or vacuum side. Exclude valve, vacuum breaking.

Mechanic Bill explains Breather Valve

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NSN 4820004779750

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
B41120FF3 Eaton Corporation
8437270 Army, United States Department Of
4820004779750 E.c.a Etablissement
4820004779750 E.c.a Etablissement Central
Stock Check
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