1391-2554-1

View detailed technical data, stock status, and sourcing information for: 1391-2554-1
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5340 Commercial Hardware

National Stock Number

5340-01-064-6700

Item Name Code

40280

Assigment Date

08/30/1978 (47 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, 0.015 inches nominal groove width, 0.546 inches nominal length, 0.312 inches nominal shoulder length, 0.112 inches nominal right external thread length

Product Characteristics

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

Thread Length: 0.112 inches nominal right external
Shoulder Length: 0.312 inches nominal
Groove Width: 0.015 inches nominal
Length: 0.546 inches nominal
Cross-Sectional Shape: hexagon
Distance From End To Groove: 0.109 inches nominal
Material: steel comp 303 overall
Material Document And Classification: qq-s-764, canceled 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
1391-2554-1	Spacing Threaded Standoff

FAQs

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

What is the FSCG of the NSN 5340-01-064-6700?

The FSCG of the NSN 5340-01-064-6700 is 5340

Does NSN 5340-01-064-6700 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 5340-01-064-6700 contain precious materials?

Precious metal content is unknown

Does NSN 5340-01-064-6700 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 5340-01-064-6700 was assigned to the Federal Catalog?

It was assigned 47 years ago, on Wed, Aug 30, 1978