2639658

View detailed technical data, stock status, and sourcing information for: 2639658
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5950 Coils and Transformers

National Stock Number

5950-01-109-7167

Item Name Code

00780

Assigment Date

03/20/1981 (45 years ago)

A transformer which is designed so that part or all of its range of operating frequencies is 20 kilohertz (kilocycles) and below. The maximum value may extend into the radio frequency range. It is generally used in the input, output, amplifier, or oscillator stages of audio and sonar devices.

not established reliability indicator, 500.0 milliwatts single component maximum transformer power rating, 100.0 minimum and 125.0 maximum single component all secondary impedance rating in ohms, 400.0 minimum and 500.0 maximum single component single primary impedance rating in ohms, 300.0 hertz minimum and 20.0 kilohertz maximum single component frequency rating

Product Characteristics

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

Reliability Indicator: not established
Impedance Rating In Ohms: 100.0 minimum and 125.0 maximum single component all secondary
Impedance Rating In Ohms: 400.0 minimum and 500.0 maximum single component single primary
Frequency Rating: 300.0 hertz minimum and 20.0 kilohertz maximum single component
Maximum Transformer Power Rating: 500.0 milliwatts single component
Body Length: 0.469 inches maximum
Body Outside Diameter: 0.344 inches maximum
Maximum Operating Temp: 105.0 celsius
Inclosure Type: fully inclosed
Mounting Method: terminal single group
Winding Function And Quantity: 1 primary and 2 secondary single component
Winding Operating Current: 6.0 milliamperes dc minimum and 8.0 milliamperes dc maximum single component single primary
Test Data Document: "81349-mil-prf-27 specification (includes engineering type bulletins, brochures,etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "nominal", etc.)."
Terminal Type And Quantity: 7 wire lead
Specification/Standard Data: 81349-mil-prf-27/172 government specification

Replaces National Stock Numbers

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

NSN	Name	Date
5950-00-253-6738	No Name Available	01/01/1985
5950-01-063-7178	No Name Available	12/01/2014

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
2639658	Audio Frequency Transformer
677-1523-00	Audio Frequency Transformer
BUWEPSDWG2639658	Audio Frequency Transformer
EH-513	Audio Frequency Transformer
M27/172-09	Audio Frequency Transformer

FAQs

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

What is the FSCG of the NSN 5950-01-109-7167?

The FSCG of the NSN 5950-01-109-7167 is 5950

Does the NSN 5950-01-109-7167 have a Schedule B code assigned?

Yes, the Schedule B code is 8548900100

Does NSN 5950-01-109-7167 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 5950-01-109-7167 contain precious materials?

Item does not contain precious metal.

Does NSN 5950-01-109-7167 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 5950-01-109-7167 was assigned to the Federal Catalog?

It was assigned 45 years ago, on Fri, Mar 20, 1981