5310-00-187-7069

Find complete technical information, availability, and procurement data for: 5310-00-187-7069
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-187-7069

Item Name Code

14218

Assigment Date

01/01/1963 (63 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.

0.062 inches nominal material thickness, 0.221 inches minimum and 0.229 inches maximum hole diameter, cadmium overall surface treatment, 0.351 inches nominal outside diameter, steel overall material

Product Characteristics

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

Hole Diameter: 0.221 inches minimum and 0.229 inches maximum
Outside Diameter: 0.351 inches nominal
Material Thickness: 0.062 inches nominal
Material: steel overall
Surface Treatment: cadmium overall
Style Designator: split helical-right hand

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-186-7481	Lock Washer	07/01/2025

FAQs

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

What is the FSCG of the NSN 5310-00-187-7069?

The FSCG of the NSN 5310-00-187-7069 is 5310

Does the NSN 5310-00-187-7069 have a Schedule B code assigned?

Yes, the Schedule B code is 7318210000

Does NSN 5310-00-187-7069 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 5310-00-187-7069 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-187-7069 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 5310-00-187-7069 was assigned to the Federal Catalog?

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