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NSN 4820-01-554-3430

Flow Switching Valve Block

About this product

12.375 inches flange diameter, 14 bolt holes, electric motor valve operation method, connection type: flange, round w/holes.

Manufacturer part number D253872 ASSY 98(MOD) for national stock number 4820015543430.

Datasheet

  • Product description

    Gate Valve NSN 4820-01-554-3430.

  • MPN or Model

    D253872 ASSY 98(MOD)

  • Flange Diameter
    12.375 inches
  • Bolt Hole Quantity
    14
  • End Application
    New construction cvn77
  • Valve Operation Method
    Electric motor
  • Connection Type
    Flange, round w/holes
  • Valve Size
    8.000 inches
  • Face To Face Distance
    9.500 inches
  • Flange Face Design
    Plain
  • Inlet Relationship With Outlet
    Identical
  • Material
    Copper alloy body or nickel alloy body
Gate Valve

A valve having a flat or tapered disk (gate) which moves transversely to the axis of flow by rotating or sliding movements of the stem to open or close the orifice. It may also contain an oval or rectangular shaped slide which may be manually, motor, or pressure operated through the means of an arm or arm assembly. The body flange may be designed to accommodate tube type connectors. It may or may not contain thermal relief features. Includes valve (gate) specifically designed for the control of fluid systems in aircraft or missiles.

Mechanic Bill explains Flow Switching Valve Block

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NSN 4820015543430

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
D253872 ASSY 98(MOD) Huntington Ingalls Incorporated
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