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NSN 4820-00-894-1101

Drain Valve

About this product

6 1st end bolt holes, manual valve operation method, round with holes 1st end flange shape, connection type: flange 1st end.

Manufacturer part number 2640-644ASSYA for national stock number 4820008941101.

Datasheet

  • Product description

    Ball Valve NSN 4820-00-894-1101.

  • MPN or Model

    2640-644ASSYA

  • Schedule B
    8481.80.1085 (Ball type taps, cocks and valves of copper, hand operated, having a pressure rating of 850 kpa or over)
  • NMF (National Motor Freight)
    062900 - Rectifiers NOI/battery Eliminators
  • Unit Weight (Est.)
    22.2 lb
  • Bolt Hole Quantity
    6 1st end
  • Valve Operation Method
    Manual
  • Flange Shape
    Round with holes 1st end
  • Connection Type
    Flange 1st end
  • Maximum Operating Pressure
    650.0 pounds per square inch single response
  • Criticality Code Justification
    Zzzy
  • Outside Diameter
    5.062 inches 1st end
  • Thickness
    0.812 inches 1st end
  • Bolt Hole Diameter
    0.562 inches 1st end
  • Bolt Circle Diameter
    3.937 inches 1st end
  • Flange Face Design
    Plain 1st end
  • Material
    Copper alloy 964 body
  • Media For Which Designed
    Water, salt single response
  • Style Designator
    Straight thru
  • Reference Number Differentiating Characteristics
    Material controlled iaw navsea 0948-lp-045-7010 material control standard for level i items
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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 4820008941101

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
2640-644ASSYA Electric Boat Corporation
2640-044BSC Electric Boat Corporation
2640-044BSCL1 Naval Inventory Control Point
2640-644ASSYAL1 Naval Inventory Control Point
2641-744 ASSY IR CTL1 Naval Inventory Control Point
2641-744 ASSY IR CT Electric Boat Corporation
Stock Check
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