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NSN 4820-01-057-9881

Disk Diaphragm

About this product

0.813 inches shank diameter, 1.428 inches flange diameter, 45.0 degrees seat angle, material: copper alloy.

Manufacturer part number 2640-665X1PC11 for national stock number 4820010579881.

Datasheet

  • Product description

    Valve Disk NSN 4820-01-057-9881.

  • MPN or Model

    2640-665X1PC11

  • Schedule B
    8481.90.9090 (Parts of taps, cocks, valves and similar appliances, nesoi)
  • NMF (National Motor Freight)
    051080 - Faucets, Bibcocks, Gates Valves
  • Unit Weight (Est.)
    0.2 lb
  • Shank Diameter
    0.813 inches
  • Flange Diameter
    1.428 inches
  • Overall Height
    1.190 inches
  • Seat Angle
    45.0 degrees
  • Material
    Copper alloy
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 4820010579881

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
2640-665X1PC11 Electric Boat Corporation
845-2180722PC11 Naval Sea Systems Command
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