5340-01-251-8694

Find complete technical information, availability, and procurement data for: 5340-01-251-8694
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5340 Commercial Hardware

National Stock Number

5340-01-251-8694

Item Name Code

40280

Assigment Date

03/25/1987 (39 years ago)

A circular-shaped item designed to maintain predetermined distance between assembled parts and/or for distributing pressure or preventing endwise movement between member parts. It has a solid cross-section and two flat parallel bearing surfaces. The distance between the bearing surfaces perpendicular to the axis of the centrally located hole shall not exceed 25 percent of the outside diameter. The diameter of the centrally located hole must exceed 75 percent of the outside diameter. Excludes:laminated items. For items manufactured from impregnated graphite or lubricated nonmetallic materials, excluding felt or plastics, see gasket. For items manufactured from lubricated plastics, see bearing, washer, thrust. For items manufactured from lubricated felt, see felt, mechanical, preformed. Excludes:disk, valve; insulator washer; and shim. See also spacer, plate and spacer, sleeve.

hexagon cross-sectional shape, 0.154 inches minimum and 0.158 inches maximum flange width across flats, 0.438 inches nominal length, 0.140 inches nominal flange thickness, steel comp 410 overall material

Product Characteristics

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

Flange Thickness: 0.140 inches nominal
Length: 0.438 inches nominal
Flange Width Across Flats: 0.154 inches minimum and 0.158 inches maximum
Cross-Sectional Shape: hexagon
Material: steel comp 410 overall
Material Document And Classification: qq-s-763, class 410 fed spec single material response overall
Surface Treatment: passivate overall

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
1872348-1	Spacing Threaded Standoff

FAQs

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

What is the FSCG of the NSN 5340-01-251-8694?

The FSCG of the NSN 5340-01-251-8694 is 5340

Does NSN 5340-01-251-8694 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 5340-01-251-8694 contain precious materials?

Item does not contain precious metal.

Does NSN 5340-01-251-8694 contain hazardous materials?

Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.

When the NSN 5340-01-251-8694 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Wed, Mar 25, 1987