1938-4-1

View detailed technical data, stock status, and sourcing information for: 1938-4-1
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5999 Miscellaneous Electrical and Electronic Components

National Stock Number

5999-01-044-9318

Item Name Code

00443

Assigment Date

07/23/1977 (49 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.

copper alloy body and contact material, 0.315 inches nominal overall length, clip mounting method, 0.084 inches maximum overall width, 0.028 inches nominal pin 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: 0.315 inches nominal
Overall Width: 0.084 inches maximum
Pin Width: 0.028 inches nominal
Mounting Method: clip
Material: copper alloy body and contact
Material Document And Classification: qq0b0637 fed spec single material response body and contact
Surface Treatment: tin body and contact
Surface Treatment Document And Classification: mil-t-10727,type 1 mil spec single treatment response body and contact
Style Designator: printed circuit contact
Terminal Type And Quantity: 1 pin end opposite contact

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5999-01-130-3990	No Name Available	06/01/1987

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
05-30-0100	Electrical Contact
1938-4-1	Electrical Contact
B78T0005-1	Electrical Contact

FAQs

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

What is the FSCG of the NSN 5999-01-044-9318?

The FSCG of the NSN 5999-01-044-9318 is 5999

Does the NSN 5999-01-044-9318 have a Schedule B code assigned?

Yes, the Schedule B code is 8538907040

Does NSN 5999-01-044-9318 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 5999-01-044-9318 contain precious materials?

Item does not contain precious metal.

Does NSN 5999-01-044-9318 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 5999-01-044-9318 was assigned to the Federal Catalog?

It was assigned 49 years ago, on Sat, Jul 23, 1977