83-00003

View detailed technical data, stock status, and sourcing information for: 83-00003
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-778-0261

Item Name Code

13393

Assigment Date

01/01/1962 (64 years ago)

0.115 inches minimum and 0.135 inches maximum thickness, round peripheral shape style, round center hole shape style, 0.318 inches minimum and 0.338 inches maximum hole diameter, 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: 0.318 inches minimum and 0.338 inches maximum
Peripheral Shape Style: round
Center Hole Shape Style: round
Thickness: 0.115 inches minimum and 0.135 inches maximum
Overall Diameter: 0.709 inches minimum and 0.729 inches maximum
Features Provided: casehardened
Hardness Rating: 90.0 rockwell k minimum or 167.0 rockwell k maximum
Material: steel 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
220534	Flat Washer
503-4-10364-000	Flat Washer
83-00003	Flat Washer

FAQs

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

What is the FSCG of the NSN 5310-00-778-0261?

The FSCG of the NSN 5310-00-778-0261 is 5310

Does the NSN 5310-00-778-0261 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-00-778-0261 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 5310-00-778-0261 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-778-0261 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 5310-00-778-0261 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962