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NSN 4820-01-137-8180

Drain Valve

About this product

6 all ends bolt holes, manual valve operation method, round with holes all ends flange shape, connection type: flange all ends.

Manufacturer part number 255948 ASSY-AT-2IN. for national stock number 4820011378180.

Datasheet

  • Product description

    Ball Valve NSN 4820-01-137-8180.

  • MPN or Model

    255948 ASSY-AT-2IN.

  • Schedule B
    8481.80.5090 (Taps, cocks, valves and similar appliances, nesoi, hand operated, of materials other than copper, iron or steel)
  • NMF (National Motor Freight)
    051080 - Faucets, Bibcocks, Gates Valves
  • Bolt Hole Quantity
    6 all ends
  • Maximum Operating Temp
    150.0 degrees fahrenheit single response
  • Valve Operation Method
    Manual
  • Flange Shape
    Round with holes all ends
  • Connection Type
    Flange all ends
  • Valve Size
    2.000 inches
  • Outside Diameter
    5.562 inches 1st end
  • Face To Face Distance
    9.875 inches
  • Thickness
    0.844 inches all ends
  • Bolt Hole Diameter
    0.688 inches all ends
  • Bolt Circle Diameter
    4.438 inches all ends
  • Flange Face Design
    Plain all ends
  • Material
    Titanium flow control device
  • Media For Which Designed
    Water, salt single response
  • Style Designator
    Err-090
  • Furnished Items And Quantity
    1 tailpiece
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Ball Valve

A multi-ported, nonlubricated valve designed to provide straight through flow or ability to direct a number of flows or pressure through a single valve. The flow is controlled by the rotation of a ported ball within a suitable ported seat(s). The ball is usually engaged by a stem. It is normally operated in an open or closed position. Excludes valve, check.

Mechanic Bill explains Drain Valve

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NSN 4820011378180

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
255948 ASSY-AT-2IN. Derbyshire Machine & Tool Co
255948 ASSY-AT-2IN. Naval Ship Systems Command
255948ASSEMBLYAT2IN Huntington Ingalls Incorporated
255948 ASSY-AT-2IN Huntington Ingalls Incorporated
2640-645 ASSEMBLY AT Electric Boat Corporation
255948 Huntington Ingalls Incorporated
2640-645 Electric Boat Corporation
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