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NSN 4820-01-377-7084

Flow Switching Valve Block

About this product

This item has been reviewed for asbestos material. The current approved sources 80064 have indicated thier part number contained asbestos prior to 1984. They continue to manufacture the same part number without asbestos material after 1984.

Manufacturer part number 803-2177917-4 MOD for national stock number 4820013777084.

Datasheet

  • Product description

    Gate Valve NSN 4820-01-377-7084.

  • MPN or Model

    803-2177917-4 MOD

  • NMF (National Motor Freight)
    051080 - Faucets, Bibcocks, Gates Valves
  • Flange Diameter
    7.688 inches
  • Bonnet Type
    Outside screw-yoke
  • Bonnet Attachment Method
    Bolted
  • Bolt Hole Quantity
    4
  • Valve Operation Method
    Manual
  • Connection Type
    Flange, round w/holes
  • Valve Size
    4.000 inches
  • Maximum Operating Pressure And Media For Which Designed
    250.0 pounds per square inch water-oil-gas
  • Stem Type
    Rising
  • Maximum Operating Tempurature And Media For Which Designed
    150.0 degrees fahrenheit water-oil-gas
  • Face To Face Distance
    6.750 inches
  • Flange Face Design
    Plain
  • Inlet Relationship With Outlet
    Identical
  • Material
    Nickel alloy disk
  • Furnished Items And Quantity
    1 handwheel
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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 4820013777084

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
803-2177917-4 MOD Naval Ship Systems Command
803-2177917 Naval Ship Systems Command
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