1-321-802-5889

NSN 4820-01-217-3411

Seatless Valve

About this product

Manual valve operation method, zzzy criticality code justification, water-oil-gas single response media for which designed, style designator: a1 straight thru.

Manufacturer part number 845-2445160 ASSYA for national stock number 4820012173411.

Datasheet

  • Product description

    Seatless Valve NSN 4820-01-217-3411.

  • MPN or Model

    845-2445160 ASSYA

  • Schedule B
    8481.80.9050 (Other taps, cocks, valves, etc., nesoi)
  • NMF (National Motor Freight)
    051080 - Faucets, Bibcocks, Gates Valves
  • Unit Weight (Est.)
    5 lb
  • Valve Operation Method
    Manual
  • Criticality Code Justification
    Zzzy
  • Media For Which Designed
    Water-oil-gas single response
  • Style Designator
    A1 straight thru
  • Reference Number Differentiating Characteristics
    Material will be in accordance with ships parts control center activity hx quality control, manufacturing and testing specifications
Seatless Valve

A valve that controls flow by a cylindrical piston sliding vertically through packing rings separated by a metal cage having ports through which flow may proceed when the valve is open. Rotation of the threaded stem is used to regulate the position of the piston. See also valve, plug and valve, weighted control, piston.

Mechanic Bill explains Seatless Valve

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NSN 4820012173411

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
845-2445160 ASSYA Naval Ship Systems Command
845-2445160 Naval Ship Systems Command
2632-917X2ASSYA Electric Boat Corporation
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