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NSN 4820-01-450-1739

Disk Diaphragm

About this product

4.813 inches outside diameter, 150.0 pounds per square inch pressure rating, 12 thready qty per inch (tpi), seat angle: 45.0 degrees .

Manufacturer part number 253009 PC NO 6 for national stock number 4820014501739.

Datasheet

  • Product description

    Valve Disk NSN 4820-01-450-1739.

  • MPN or Model

    253009 PC NO 6

  • Schedule B
    8481.90.9090 (Parts of taps, cocks, valves and similar appliances, nesoi)
  • NMF (National Motor Freight)
    051080 - Faucets, Bibcocks, Gates Valves
  • Thread Class
    3b
  • Outside Diameter
    4.813 inches
  • Overall Height
    2.125 inches
  • End Application
    3 1/2 inch combined exhaust and relief globe valve
  • Pressure Rating
    150.0 pounds per square inch
  • Thready Qty Per Inch (tpi)
    12
  • Thread Size
    1.875 inches
  • Seat Angle
    45.0 degrees
  • Material
    Stainless steel
  • Media For Which Designed
    Steam
  • Style Designator
    Plug
  • Thread Series Designator
    Un
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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 4820014501739

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
253009 PC NO 6 Huntington Ingalls Incorporated
1385797 PC 6 Naval Ship Systems Command
253009 Huntington Ingalls Incorporated
1385797 Naval Ship Systems Command
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