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NSN 4820-01-144-8155

Drain Valve

About this product

0.250 inches 1st end pipe size accommodated, packing retaining bonnet type, socket with brazing ring 1st end connection style, valve operation method: manual.

Manufacturer part number 2640-611 ASSYB for national stock number 4820011448155.

Datasheet

  • Product description

    Ball Valve NSN 4820-01-144-8155.

  • MPN or Model

    2640-611 ASSYB

  • NMF (National Motor Freight)
    127220 - Pressure Reg/red/relief Valves NOI
  • Unit Weight (Est.)
    20 lb
  • Pipe Size Accommodated
    0.250 inches 1st end
  • Bonnet Type
    Packing retaining
  • Connection Style
    Socket with brazing ring 1st end
  • Valve Operation Method
    Manual
  • Connection Type
    Unthreaded internal pipe 1st end
  • Maximum Operating Pressure
    3000.0 pounds per square inch single response
  • Criticality Code Justification
    Zzzy
  • Material
    Stainless steel flow control device
  • Media For Which Designed
    Water, fresh single response
  • Style Designator
    Err-090
  • Reference Number Differentiating Characteristics
    Quality control iaw navships 0948-045-7010 material identification and control instruction for level 1 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 4820011448155

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
2640-611 ASSYB Electric Boat Corporation
845-2050997 ASSYB Naval Ship Systems Command
2640-611 ASSYBL1 Naval Inventory Control Point
845-2050997 ASSYBL1 Naval Inventory Control Point
Stock Check
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