A4421

View detailed technical data, stock status, and sourcing information for: A4421
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5999 Miscellaneous Electrical and Electronic Components

National Stock Number

5999-01-095-2311

Item Name Code

00739

Assigment Date

05/25/1980 (46 years ago)

A shaft having two or more different diameters (greater than 0.031 inches (0.79 millimeter)) along its length. It must have one or more of the following conditions: a specified surface finish designation in the range 1 to 125 microinches (0.025 to 3.2 micrometers) arithmetical average (aa), machined peripheral flat(s), circular groove(s), keyway(s), splines, threads, or holes. The ends and/or shoulders may be machined to accommodate bearings, couplings, and the like. It is not designed for use in aligning by fitting into corresponding holes of another item. For items used to support rotating members see axle(1), shouldered. For items not having any of the above conditions see pin, shoulder, headless. Excludes:shaft(1), straight; and axle(1), straight.

0.649 inches nominal overall length, 0.260 inches nominal overall height, 0.125 inches nominal unthreaded mounting hole diameter, 1 mounting facility quantity, 0.400 inches nominal overall width

Product Characteristics

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

Overall Length: 0.649 inches nominal
Overall Height: 0.260 inches nominal
Overall Width: 0.400 inches nominal
Unthreaded Mounting Hole Diameter: 0.125 inches nominal
Mounting Facility Quantity: 1
Mounting Method: unthreaded hole
Material: copper alloy body and contact
Style Designator: rectangular shape
Terminal Type And Quantity: 1 clip axially at one end

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
A4421	Electrical Clip

FAQs

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

What is the FSCG of the NSN 5999-01-095-2311?

The FSCG of the NSN 5999-01-095-2311 is 5999

Does the NSN 5999-01-095-2311 have a Schedule B code assigned?

Yes, the Schedule B code is 8543909000

Does NSN 5999-01-095-2311 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 5999-01-095-2311 contain precious materials?

Precious metal content is unknown

Does NSN 5999-01-095-2311 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 5999-01-095-2311 was assigned to the Federal Catalog?

It was assigned 46 years ago, on Sun, May 25, 1980