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Fluid Flow Restrictor

NSN: 4730-01-116-6489 | Model: 2531931
ITAR Registered seal

An item of solid one-piece construction, designed to restrict the flow of a fluid through it. It has an orifice of a smaller size than the diameter of flow into it. Excludes items such as valve (1), (as modified) and others with an adjustable orifice. Excludes pipe, tube, or hose fittings with restricted passages and items designed to test fluid flow. For items containing screens or filters, see restrict or unit, fluid flow.

NSN Properties and Flags
NATO Stock Number
Yes - ITAR Controlled
Recent Solicitations
Solicitation Return by Date Buyer Code Quantity
SPE7M319T9579 2019-06-17 PMCM4 65 EA

Pricing and Availability

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NSN 4730-01-116-6489 Datasheet

Supply Class (FSC):
Railing Fittings Lubrication Tube Pipe Hose
Cross Reference:
  • 2531931
Cage Codes:
  • Navair and Navsea Managed (CAGE 10001)

N - Indicates there is no data in the humors and the nsn is in a fsc not generally suspected of containing hazardous materials.


A - Item does not contain precious metal.


- Represents items with no adp components

Freight Information:
  • NMFC:

    052440 - Strainers pipe line i/s body

  • WCC:

    576 - Metal and metal products, nos, (less than 35 feet)

  • SHC:

    9 - Other or no special handling required (sh)

  • ADC:

    A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.

  • ACC:

    B - Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater

  • LTL:

    S - 60.0

  • TCC:

    Z - No special type of cargo code applicable

NSN Management Codes:
  • SOS
  • AAC
  • Quantity per pack
  • Unit of Measure
  • Shelf Life
  • Classification Control
  • Repariability

Questions & Answers:

What are the historical prices recorded for this stock number?
Historical data shows pricing from $74.07 to $123.46..
Does NSN 4730-01-116-6489 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Department Of The Navy, Spain, and Republic Of Korea
What is the NIIN of NSN 4730-01-116-6489?
011166489 or 01-116-6489
Does NSN 4730-01-116-6489 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 4730-01-116-6489?
Solicitation SPE7M319T9579 for qty 65 on 05/16/2019
When was this national stock number assigned to the federal catalog?
Aug 01, 1981