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NSN 4820-01-377-1931

Flow Switching Valve Block

About this product

Flexible wedge disc with by-pass; flanged ends; for steam, water, oil, or oil vapor; outside screw and yoke; bolted bonnet.

Manufacturer part number 33XU-3 IN. for national stock number 4820013771931.

Datasheet

  • Product description

    Gate Valve NSN 4820-01-377-1931.

  • MPN or Model

    33XU-3 IN.

  • Schedule B
    8481.80.3055 (Gate type taps, cocks and valves of steel, hand operated)
  • Valve Size
    3.000 inches
  • Material
    Steel disk
  • Material Specification
    Astmstb000 assn standard single material response stem
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 4820013771931

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
33XU-3 IN. Crane Co
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