5310-01-343-8340

Find complete technical information, availability, and procurement data for: 5310-01-343-8340
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-343-8340

Item Name Code

13393

Assigment Date

08/17/1991 (34 years ago)

A washer, round in shape, and having a centrally located hole. Its two flat parallel bearing surfaces are divided or cut along the radius, leaving a cleft, fissure, or cutaway portion across the rim whch extends from the outer circumference to the washer hole but which is never as large as the washer hole diameter. Excludes:washer (1), lock.

round center hole shape style, 0.328 inches nominal hole diameter, 0.063 inches nominal thickness, round peripheral shape style, rectangular cross-sectional shape style

Product Characteristics

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

Cross-Sectional Shape Style: rectangular
Hole Diameter: 0.328 inches nominal
Peripheral Shape Style: round
Center Hole Shape Style: round
Thickness: 0.063 inches nominal
Overall Diameter: 1.370 inches minimum and 1.395 inches maximum
Material: steel comp 347 overall
Material Document And Classification: mil-s-6721,ty cb mil spec single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response overall

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
S2431218-5C22G	Flat Washer

FAQs

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

What is the FSCG of the NSN 5310-01-343-8340?

The FSCG of the NSN 5310-01-343-8340 is 5310

Does the NSN 5310-01-343-8340 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-01-343-8340 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 5310-01-343-8340 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-343-8340 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 5310-01-343-8340 was assigned to the Federal Catalog?

It was assigned 34 years ago, on Sat, Aug 17, 1991