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NSN 5943040

Flat Washer

A cylindrical item which may have wrenching and/or driving facilities and/or shoulders. It is designed to be inserted in a drilled, tapped or a pretapped hole, or molded or pressed into soft material to reduce the size of a tapped hole; to provide threads; to add strength, and/or to prevent stripping. It is one of the following: (1) a one-piece, flanged or unflanged, internally threaded item which may have external threads, and/or serrations around the periphery of the collar, designed to engage a serrated lock ring which is not included with the item; (2) a one-piece precision coiled wire; (3) a two-piece item consisting of an internally threaded cylinder and a mating externally threaded part; or (4) a one-piece internally threaded item whose outside diameter is tapered and/or knurled and/or with fin(s). The internal thread of the item may have a locking feature. Excludes:items having a sleeve on on its under portion which can be clinched or crimped. Excludes:bushing,machine thread; nut,plain,knurled; nut,plain,round; nut,plain,clinch and nut,self-locking,clinch. See also nut,plain,plate

qq-s-698 fed spec single material response overall material document and classification, round center hole shape style, steel comp 2 overall material, rectangular cross-sectional shape style, 0.140 inches nominal hole diameter.

NSN 5310-01-099-3161 Datasheet

(NSN) National Stock Number
5310-01-099-3161
(FSG) Federal Supply Group
53 - Hardware and Abrasives
(FSC) Federal Supply Classification
5310 - Nuts and Washers
(NIIN) National Item Identification Number
01-099-3161
Requires Demilitarization
Yes
(INC) Item Name Code
13393
Date
Sat, Aug 16, 1980
Schedule B Code
7318220000
Center Hole Shape Style
round
Cross-Sectional Shape Style
rectangular
Hole Diameter
0.140 inches nominal
Material Document And Classification
qq-s-698 fed spec single material response overall
Material
steel comp 2 overall
Peripheral Shape Style
round
Overall Diameter
0.250 inches nominal
Surface Treatment Document And Classification
mil-t-10727 mil spec single treatment response overall
Surface Treatment
unable to decode
Thickness
0.020 inches nominal

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
0013393

Cross Reference

CAGE Codes

S0522
Tadiran Ltd
Non-us manufacturer (nato), other foreign organization or codification bureaus
80063
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
U.s./canadian manufacturers

Freight Information

Schedule B & Trade

Schedule B
7318-22-0000
Description
washers other than lock washers, iron or steel
End Use
12300 - Finished metal shapes
Unit of Quantity
KG
USDA
Yes
(SITC) Standard International Trade Classification
69422
(NAICS) North American Industrial Classification System
332722

Questions & Answers

  1. What is the FSCG of the NSN 5310-01-099-3161?

    The FSCG of the NSN 5310-01-099-3161 is 5310

  2. Does the NSN 5310-01-099-3161 have a Schedule B code assigned?

    Yes, the Schedule B code is 7318220000

  3. Does NSN 5310-01-099-3161 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.

  4. Does NSN 5310-01-099-3161 contain precious materials?

    Precious metal content is unknown

  5. Does NSN 5310-01-099-3161 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.

  6. When the NSN 5310-01-099-3161 was assigned to the Federal Catalog?

    It was assigned 46 years ago, on Sat, Aug 16, 1980

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