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NSN 642AS2620

Shouldered Washer

A nut, flat on top and bottom having 6 flat sides. For items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see locknut, electrical conduit. See also locknut, tube fitting. For items having a thickness (or height) exceeding two times the width across the flats, use post, electrical-mechanical equipment. (when height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)

0.122 inches nominal hole diameter, unable to decode material document and classification, 0.040 inches nominal material thickness, 0.281 inches nominal outside diameter, unable to decode material.

NSN 5310-01-074-0872 Datasheet

(NSN) National Stock Number
5310-01-074-0872
(FSG) Federal Supply Group
53 - Hardware and Abrasives
(FSC) Federal Supply Classification
5310 - Nuts and Washers
(NIIN) National Item Identification Number
01-074-0872
Requires Demilitarization
Yes
(INC) Item Name Code
15934
Date
Sun, Mar 25, 1979
Schedule B Code
3926904500
Hole Diameter
0.122 inches nominal
Material Document And Classification
unable to decode
Material Thickness
0.040 inches nominal
Material
unable to decode
Outside Diameter
0.281 inches nominal
Shoulder Height
0.040 inches nominal
Shoulder Diameter
0.187 inches nominal
Style Designator
shouldered

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
A - Item does not contain precious metal.
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.
Source of Supply Code
N35 -
Pseudo Item Name Code
0015934

Cross Reference

CAGE Codes

30003
Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
Government departments or units, including military organizations

Freight Information

Schedule B & Trade

Schedule B
3926-90-4500
Description
gaskets,washers & other seals
End Use
12770 - Other industrial supplies
Unit of Quantity
NO
USDA
Yes
(SITC) Standard International Trade Classification
89399
(NAICS) North American Industrial Classification System
339991

Questions & Answers

  1. What is the FSCG of the NSN 5310-01-074-0872?

    The FSCG of the NSN 5310-01-074-0872 is 5310

  2. Does the NSN 5310-01-074-0872 have a Schedule B code assigned?

    Yes, the Schedule B code is 3926904500

  3. Does NSN 5310-01-074-0872 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 5310-01-074-0872 contain precious materials?

    Item does not contain precious metal.

  5. Does NSN 5310-01-074-0872 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 5310-01-074-0872 was assigned to the Federal Catalog?

    It was assigned 47 years ago, on Sun, Mar 25, 1979

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