21C846-001

View detailed technical data, stock status, and sourcing information for: 21C846-001
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-879-7012

Item Name Code

14218

Assigment Date

01/01/1962 (64 years ago)

copper alloy overall material, 0.640 inches minimum and 0.663 inches maximum hole diameter, 0.867 inches minimum and 0.883 inches maximum outside diameter, 0.022 inches nominal material thickness, silver overall surface treatment

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 0.663 inches maximum
Outside Diameter: 0.867 inches minimum and 0.883 inches maximum
Material Thickness: 0.022 inches nominal
Material: copper alloy overall
Surface Treatment: silver 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Below is a list of NSNs that have been officially superseded by this NSN: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
5310-00-432-8135	No Name Available	01/01/1983

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
1928-02-00-24C0NT	Lock Washer
21C846-001	Lock Washer

FAQs

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

What is the FSCG of the NSN 5310-00-879-7012?

The FSCG of the NSN 5310-00-879-7012 is 5310

Does the NSN 5310-00-879-7012 have a Schedule B code assigned?

Yes, the Schedule B code is 7415210000

Does NSN 5310-00-879-7012 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 5310-00-879-7012 contain precious materials?

Item contains silver.

Does NSN 5310-00-879-7012 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 5310-00-879-7012 was assigned to the Federal Catalog?

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