ER377

View detailed technical data, stock status, and sourcing information for: ER377
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5950 Coils and Transformers

National Stock Number

5950-00-755-4163

Item Name Code

00780

Assigment Date

01/01/1960 (66 years ago)

600.0 nominal single component single secondary impedance rating in ohms, not established reliability indicator, 500.0 nominal single component single primary impedance rating in ohms, 300.0 hertz minimum and 10.0 kilohertz maximum single component frequency rating, 500.0 milliwatts single component maximum transformer power 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: 500.0 nominal single component single primary
Impedance Rating In Ohms: 600.0 nominal single component single secondary
Frequency Rating: 300.0 hertz minimum and 10.0 kilohertz maximum single component
Maximum Transformer Power Rating: 500.0 milliwatts single component
Primary To Secondary Turn Ratio: 1 to 1-1/10 single component
Body Length: 0.469 inches maximum
Body Outside Diameter: 0.344 inches maximum
Inclosure Type: hermetically sealed
Winding Function And Quantity: 1 primary and 1 secondary single component
Winding Operating Current: 5.5 milliamperes dc maximum single component single primary
Terminal Type And Quantity: 5 wire lead

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
6120-00-455-9159	No Name Available	07/19/1972
5950-00-670-4361	No Name Available	01/19/1968
5950-00-690-5967	No Name Available	01/01/1963
5950-00-725-9936	No Name Available	12/19/1971
5950-00-835-6745	No Name Available	12/19/1971
5950-00-861-2701	No Name Available	03/28/1969

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
1783709-20	Audio Frequency Transformer
292-10007P1	Audio Frequency Transformer
432721	Audio Frequency Transformer
677-1287-00	Audio Frequency Transformer
677-1287-000	Audio Frequency Transformer
8182021-19	Audio Frequency Transformer
C330	Audio Frequency Transformer
D0T20	Audio Frequency Transformer
ER377	Audio Frequency Transformer
MIT220	Audio Frequency Transformer
TT838	Audio Frequency Transformer

FAQs

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

What is the FSCG of the NSN 5950-00-755-4163?

The FSCG of the NSN 5950-00-755-4163 is 5950

Does the NSN 5950-00-755-4163 have a Schedule B code assigned?

Yes, the Schedule B code is 8548900100

Does NSN 5950-00-755-4163 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 5950-00-755-4163 contain precious materials?

Item does not contain precious metal.

Does NSN 5950-00-755-4163 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 5950-00-755-4163 was assigned to the Federal Catalog?

It was assigned 66 years ago, on Fri, Jan 1, 1960