5310-00-913-9776

Find complete technical information, availability, and procurement data for: 5310-00-913-9776
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-913-9776

Item Name Code

14218

Assigment Date

01/01/1960 (66 years ago)

An item of any peripheral shape usually having one flat or spherical surface and a centrally located hole. It is designed for applications involving moving (kinetic) loads. Except for items fabricated from bearing quality synthetic (plastic) or composed of multilayer material, one bearing surface must either have a specific surface finish designation of 32 microinch (0.8 micrometre) or less, arithmetical average (aa) (arithmetic mean deviation) or one of the following conditions: be lapped or ground; have visible or detectable means of lubrication; grooves, indentations; or self-lubrication. The thickness must not exceed 25 percent of the outside diameter of the shortest distance between peripheral flats (when thickness and/or outside diameter is designated as a tolerance dimension, the maximum dimension will be used to determine compliance). Excludes:straight, tubular (without flange) items having a bearing surface(s) parallel to the axis of the bore only. See also washer, flat and spacer, sleeve.

0.670 inches minimum and 0.694 inches maximum outside diameter, copper alloy 425 or copper alloy overall material, 0.032 inches minimum and 0.040 inches maximum material thickness, flat external teeth style designator, 0.384 inches minimum and 0.398 inches maximum hole diameter

Product Characteristics

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

Hole Diameter: 0.384 inches minimum and 0.398 inches maximum
Outside Diameter: 0.670 inches minimum and 0.694 inches maximum
Material Thickness: 0.032 inches minimum and 0.040 inches maximum
Material: copper alloy 425 or copper alloy overall
Style Designator: flat external teeth

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-534-3703	No Name Available	02/01/1980
5310-00-577-5352	No Name Available	02/08/2025
5310-00-685-2175	No Name Available	09/01/2023
5310-00-827-8379	No Name Available	10/01/1982

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
MS35335-91	Lock Washer
Z00.N5743526091TBM	Lock Washer

FAQs

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

What is the FSCG of the NSN 5310-00-913-9776?

The FSCG of the NSN 5310-00-913-9776 is 5310

Does the NSN 5310-00-913-9776 have a Schedule B code assigned?

Yes, the Schedule B code is 7415210000

Does NSN 5310-00-913-9776 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 5310-00-913-9776 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-913-9776 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 5310-00-913-9776 was assigned to the Federal Catalog?

It was assigned 66 years ago, on Fri, Jan 1, 1960