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Aircraft Maintenance Adapter Set

NSN: 4920-00-103-3143 | Model: 4S90230-101A
ITAR Registered seal

A group of two or more adapters (1) used to facilitate aircraft maintenance/repair. may also be used to assist in installation/removal of aircraft components. all parts may be contained in a bag or case. excludes adapter set, test.

NSN Properties and Flags
NATO Stock Number
Yes - ITAR Controlled
End Application
C-5A aircraft age.
Special Features
Adapter, valve test; matl cres type 304; 6.745 in od 2.250 in lg; adapter protected with shipping stud and 2 covers; finished part pressure tested at 300PSIG; machined surfaces AA-125
Reference Number Differentiating Characteristics
As differentiated by material

Pricing and Availability

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NSN 4920-00-103-3143 Datasheet

Supply Class (FSC):
Aircraft Maintenance And Repair Shop Specialized Equipment
Cross Reference:
  • 4S90230-101A
  • 253826-3
  • 253826-3
  • 4S90230
Cage Codes:
  • Lockheed Martin Corporation (CAGE 98897)
  • Honeywell International Inc. (CAGE 99193)
  • Honeywell International Inc. (CAGE 59364)

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


U - Precious metal content is unknown


- Represents items with no adp components


- The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Freight Information:
  • NMFC:

    147650 - Outfits military equip for repair

  • WCC:

    732 - Tools, hand and portable, electric

  • 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.

  • LCL:

    M - 85.0

  • LTL:

    P - 77.5

  • ACC:

    V - Trailers, vehicles, machinery, shop and warehouse equipment and supplies including special tools and equipment, ground servicing

  • 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 $6,297.64 to $10,496.07..
Does NSN 4920-00-103-3143 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 Air Force
What is the NIIN of NSN 4920-00-103-3143?
001033143 or 00-103-3143
Does NSN 4920-00-103-3143 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 4920-00-103-3143?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jun 07, 1968