5310-01-023-3821

Find complete technical information, availability, and procurement data for: 5310-01-023-3821
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-023-3821

Item Name Code

14218

Assigment Date

06/16/1976 (50 years ago)

A washer, usually round, with a centrally-located hole. Its edges and two bearing surfaces are designed in such a way that applied pressure brings into play the spring tension and/or frictional locking principle that materially resists any tendency toward turning. It may be made of one or two pieces.

0.256 inches minimum and 0.267 inches maximum hole diameter, 0.494 inches minimum and 0.510 inches maximum outside diameter, copper alloy overall material, 0.023 inches minimum and 0.028 inches maximum material thickness, cadmium 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: 0.256 inches minimum and 0.267 inches maximum
Outside Diameter: 0.494 inches minimum and 0.510 inches maximum
Material Thickness: 0.023 inches minimum and 0.028 inches maximum
Material: copper alloy overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: qq-p-416,ty2,cl2 fed spec single treatment response overall
Style Designator: flat external teeth

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
4912551-04	Lock Washer

FAQs

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

What is the FSCG of the NSN 5310-01-023-3821?

The FSCG of the NSN 5310-01-023-3821 is 5310

Does the NSN 5310-01-023-3821 have a Schedule B code assigned?

Yes, the Schedule B code is 7415210000

Does NSN 5310-01-023-3821 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 5310-01-023-3821 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-023-3821 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 5310-01-023-3821 was assigned to the Federal Catalog?

It was assigned 50 years ago, on Wed, Jun 16, 1976