5310-00-637-2781

Find complete technical information, availability, and procurement data for: 5310-00-637-2781
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-637-2781

Item Name Code

13393

Assigment Date

01/01/1963 (63 years ago)

rectangular cross-sectional shape style, round peripheral shape style, round center hole shape style, 0.237 inches minimum and 0.239 inches maximum hole diameter, 0.0315 inches minimum and 0.0325 inches maximum thickness

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: 0.237 inches minimum and 0.239 inches maximum
Peripheral Shape Style: round
Center Hole Shape Style: round
Thickness: 0.0315 inches minimum and 0.0325 inches maximum
Overall Diameter: 0.435 inches minimum and 0.445 inches maximum
Material: copper alloy overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-090-0279	No Name Available	03/01/1984
5310-01-208-5260	No Name Available	07/01/1997

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
A18149-31	Flat Washer

FAQs

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

What is the FSCG of the NSN 5310-00-637-2781?

The FSCG of the NSN 5310-00-637-2781 is 5310

Does the NSN 5310-00-637-2781 have a Schedule B code assigned?

Yes, the Schedule B code is 7415210000

Does NSN 5310-00-637-2781 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 5310-00-637-2781 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-637-2781 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 5310-00-637-2781 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963