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NSN 4820-00-394-7439

Disk Diaphragm

About this product

1.250 inches shank diameter, 0.555 inches tip diameter, 0.390 inches flange seat to disk end height, under flange height: 4.343 inches .

Manufacturer part number P3979A for national stock number 4820003947439.

Datasheet

  • Product description

    Valve Disk NSN 4820-00-394-7439.

  • MPN or Model

    P3979A

  • Schedule B
    8481.90.9090 (Parts of taps, cocks, valves and similar appliances, nesoi)
  • NMF (National Motor Freight)
    194120 - Washers/gaskets/pckg Dvcs NOI
  • Unit Weight (Est.)
    1.1 lb
  • Shank Diameter
    1.250 inches
  • Tip Diameter
    0.555 inches
  • Overall Height
    4.845 inches
  • Flange Seat To Disk End Height
    0.390 inches
  • Under Flange Height
    4.343 inches
  • Seat Angle
    37.0 degrees
  • Material
    Stainless steel
  • Style Designator
    Poppet
More from these suppliers
Valve Disk

An item of various shapes (usually circular, conical, cylindrical, or rectangular) used to prevent or regulate the flow of liquids or gases through the valve. May include a retainer, screw, holder, and the like.

Mechanic Bill explains Disk Diaphragm

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NSN 4820003947439

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
P3979A Atlas Valve Co
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