5310-00-680-5390

Find complete technical information, availability, and procurement data for: 5310-00-680-5390
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-680-5390

Item Name Code

14218

Assigment Date

01/01/1960 (66 years ago)

A washer, usually round, with a centrally-located hole. Its edges and two bearing surfaces are designed in such a way that applied pressure brings into play the spring tension and/or frictional locking principle that materially resists any tendency toward turning. It may be made of one or two pieces.

0.867 inches minimum and 0.883 inches maximum outside diameter, 0.640 inches minimum and 0.689 inches maximum hole diameter, qq-s-631 comp 1050 thru comp 1065 fed spec single material response overall material document and classification, steel overall material, 0.022 inches nominal material thickness

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Hole Diameter: 0.640 inches minimum and 0.689 inches maximum
Outside Diameter: 0.867 inches minimum and 0.883 inches maximum
Material Thickness: 0.022 inches nominal
Material: steel overall
Material Document And Classification: qq-s-631 comp 1050 thru comp 1065 fed spec single material response overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: qq-p-416 type 2 class 3 fed spec single treatment response overall
Style Designator: flat internal teeth

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-261-7358	No Name Available	05/14/1979
5310-00-596-7692	No Name Available	02/01/1983

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
1819317-008	Lock Washer

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5310-00-680-5390?

The FSCG of the NSN 5310-00-680-5390 is 5310

Does the NSN 5310-00-680-5390 have a Schedule B code assigned?

Yes, the Schedule B code is 7318210000

Does NSN 5310-00-680-5390 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.

Does NSN 5310-00-680-5390 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-680-5390 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.

When the NSN 5310-00-680-5390 was assigned to the Federal Catalog?

It was assigned 66 years ago, on Fri, Jan 1, 1960