5310-00-205-8243

Find complete technical information, availability, and procurement data for: 5310-00-205-8243
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-205-8243

Item Name Code

01869

Assigment Date

01/01/1963 (63 years ago)

A washer of nonresilient material usually having two parallel bearing surfaces. The outside and/or inside edges have one or more protuberances. The ends and/or edges may be prebent at any angle or the protuberances may be prebent at any angle to the bearing surfaces. The keys or lugs may be fitted into keyways in adjacent material or they may be bent over after application to hold or lock one or more items in place. Excludes:thrust type washer.

0.108 inches minimum and 0.122 inches maximum external prebent key width, 0.110 inches minimum and 0.120 inches maximum internal prebent key width, 0.406 inches minimum and 0.421 inches maximum hole diameter, 0.625 inches minimum and 0.640 inches maximum outside diameter, 0.062 inches minimum and 0.094 inches maximum internal prebent key length

Product Characteristics

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

Hole Diameter: 0.406 inches minimum and 0.421 inches maximum
Outside Diameter: 0.625 inches minimum and 0.640 inches maximum
Internal Prebent Key Length: 0.062 inches minimum and 0.094 inches maximum
External Prebent Key Width: 0.108 inches minimum and 0.122 inches maximum
Internal Prebent Key Width: 0.110 inches minimum and 0.120 inches maximum
Overall Distance Including Keys: 0.875 inches nominal
External Key Quantity: 9
Material Thickness: 0.042 inches nominal
Material: steel overall
Surface Treatment: cadmium or zinc or chromate overall
Style Designator: key

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-01-020-4673	No Name Available	07/07/1999

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
712019	Key Washer

FAQs

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

What is the FSCG of the NSN 5310-00-205-8243?

The FSCG of the NSN 5310-00-205-8243 is 5310

Does the NSN 5310-00-205-8243 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-00-205-8243 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 5310-00-205-8243 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-205-8243 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 5310-00-205-8243 was assigned to the Federal Catalog?

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