KC2792

View detailed technical data, stock status, and sourcing information for: KC2792
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-741-4266

Item Name Code

15934

Assigment Date

01/01/1963 (63 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.

0.155 inches nominal material thickness, 1.510 inches nominal hole diameter, 2.625 inches nominal outside diameter, 2.000 inches nominal shoulder diameter, 0.022 inches nominal shoulder height

Product Characteristics

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

Hole Diameter: 1.510 inches nominal
Shoulder Diameter: 2.000 inches nominal
Outside Diameter: 2.625 inches nominal
Shoulder Height: 0.022 inches nominal
Material Thickness: 0.155 inches nominal
Features Provided: casehardened
Hardness Rating: 80.1 rockwell a minimum and 82.8 rockwell a maximum
Material: steel comp 1018 or steel comp 1019 or steel comp 1022 overall
Style Designator: shouldered

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-632-2661	No Name Available	07/01/1968

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
7414266	Shouldered Washer
KC2792	Shouldered Washer
M307552	Shouldered Washer

FAQs

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

What is the FSCG of the NSN 5310-00-741-4266?

The FSCG of the NSN 5310-00-741-4266 is 5310

Does the NSN 5310-00-741-4266 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-00-741-4266 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 5310-00-741-4266 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-741-4266 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 5310-00-741-4266 was assigned to the Federal Catalog?

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