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NSN 4820-00-226-5551

Breather Valve

About this product

Aluminum alloy body material, anodized outside surface treatment, single connection, straight flow body style, furnished items: gasket.

Manufacturer part number 629L20S170 for national stock number 4820002265551.

Datasheet

  • Product description

    Gaseous Products Pressure Equalizing Valve NSN 4820-00-226-5551.

  • MPN or Model

    629L20S170

  • Schedule B
    8481.80.9050 (Other taps, cocks, valves, etc., nesoi)
  • NMF (National Motor Freight)
    051080 - Faucets, Bibcocks, Gates Valves
  • Unit Weight (Est.)
    1.5 lb
  • Body Material
    Aluminum alloy
  • Outside Surface Treatment
    Anodized
  • Body Style
    Single connection, straight flow
  • Furnished Items
    Gasket
  • Media For Which Designed
    Air
  • First End Connection Type
    Recessed flange
  • First End Style Designator
    Recessed
  • First End Recess Diameter
    0.665 inches
  • First End Recess Depth
    0.045 inches
  • First End Flange Shape Style
    Oval w/ bolt holes
  • First End Flange Thickness
    0.156 inches
  • First End Flange Length
    1.302 inches
  • First End Flange Width
    1.000 inches
  • First End Flange End Radius
    0.500 inches
  • First End Bolt Hole Quantity
    2
  • First End Bolt Hole Diameter
    0.095 inches
  • First End Bolt Circle Diameter
    0.800 inches
  • Seat Material
    Plastic
  • Flow Control Device
    Disk, flat
  • Flow Control Device Material
    Plastic
  • End Connection Quantity
    1
  • Disk Loading Method
    Spring
  • Valve Venting Design Type
    Atmospheric
  • Valve Relief Design Type
    Pressure and vacuum
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 4820002265551

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
629L20S170 Stratotech Llc
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