5999-00-078-9890

Find complete technical information, availability, and procurement data for: 5999-00-078-9890
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5999 Miscellaneous Electrical and Electronic Components

National Stock Number

5999-00-078-9890

Item Name Code

00443

Assigment Date

01/01/1961 (65 years ago)

An item consisting of an electrically conductive material designed to furnish a surface which will physically and electrically meet another conducting surface for the purpose of transferring electrical energy and/or opening and closing circuits. Includes moving contacts which make and/or slide over stationary contacts or other stationary conductive material to a resulting fixed position. Excludes:items which are used in conjunction with continually moving surfaces or which make contact by gripping action of the contact surfaces. See also clip, electrical; clamp, electrical; brush, electrical contact; plug, tip; and jack, tip.

right-hand thread direction, 0.298 inches minimum and 0.302 inches maximum overall diameter, 2.940 inches minimum and 2.980 inches maximum overall length, 2a thread class, 1 mounting facility quantity

Product Characteristics

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

Thread Class: 2a
Thread Direction: right-hand
Overall Length: 2.940 inches minimum and 2.980 inches maximum
Overall Diameter: 0.298 inches minimum and 0.302 inches maximum
Mounting Facility Quantity: 1
Mounting Method: threaded stud
Nominal Thread Size: 0.312 inches
Material: copper alloy 360 body and contact
Material Document And Classification: qq-b-626,composition 22 fed spec single material response body and contact
Precious Material And Location: body and contact surfaces silver
Precious Material And Weight: 0.005 silver grains, troy
Precious Material: silver
Surface Treatment: silver body and contact
Surface Treatment Document And Classification: qq-s-365,type 1,grade b fed spec single treatment response body and contact
Style Designator: cylindrical shape
Thread Series Designator: unc

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
7040082P1	Electrical Contact

FAQs

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

What is the FSCG of the NSN 5999-00-078-9890?

The FSCG of the NSN 5999-00-078-9890 is 5999

Does the NSN 5999-00-078-9890 have a Schedule B code assigned?

Yes, the Schedule B code is 8538907040

Does NSN 5999-00-078-9890 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 5999-00-078-9890 contain precious materials?

Item contains silver.

Does NSN 5999-00-078-9890 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 5999-00-078-9890 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961