NSN 12652377

A tubular shaped item with a round or hexagon peripheral shape having two flat bearing surfaces perpendicular to the axis of the centrally located hole. It is designed to maintain a predetermined distance between assembled parts. The item may be with or without flange(s) of any peripheral shape. The length must exceed 25 percent of the outside diameter or distance across peripheral flats. (when the length, outside diameter, and/or distance across peripheral flats are designated as a tolerance, the maximum dimension will be used to determine compliance.) it must have one or more internal steps (counterbores) and/or external steps on either or both bearing surfaces. Excludes:spacer, optical element. See also washer, recessed and washer, shouldered and recessed.

2590-01-731-7984, mounting plate.

NSN 2590-01-731-7984 Datasheet

(NSN) National Stock Number

2590-01-731-7984

(FSG) Federal Supply Group

25 - Vehicular Equipment Components

(FSC) Federal Supply Classification

2590 - Miscellaneous Vehicular Components

(NIIN) National Item Identification Number

01-731-7984

Requires Demilitarization

Yes

(INC) Item Name Code

40223

Date

Wed, Jul 9, 2025

Identification

Demilitarization Code

A - Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Precious Metals Indicator

U - Precious metal content is unknown

Hazardous Metals Indicator

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

Pseudo Item Name Code

0040223

Cross Reference

CAGE Codes

19207

U S Army Tank Automotive Command Amsta-Im-Mm

Government departments or units, including military organizations

Freight Information

Questions & Answers

1. What is the FSCG of the NSN 2590-01-731-7984?

   The FSCG of the NSN 2590-01-731-7984 is 2590

2. Does NSN 2590-01-731-7984 require demilitarization?

   Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

3. Does NSN 2590-01-731-7984 contain precious materials?

   Precious metal content is unknown

4. Does NSN 2590-01-731-7984 contain hazardous materials?

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

5. When the NSN 2590-01-731-7984 was assigned to the Federal Catalog?

   It was assigned 1 year ago, on Wed, Jul 9, 2025