BR003

View detailed technical data, stock status, and sourcing information for: BR003
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5950 Coils and Transformers

National Stock Number

5950-00-856-1457

Item Name Code

00780

Assigment Date

01/01/1962 (64 years ago)

A coil or coils usually constructed with cores having low magnetic reluctance, whose primary purpose is to furnish an inductive impedance in power or audio frequency circuit ranging from zero to 20 kilohertz (kilocycles). Includes audio frequency and power filter chokes, audio reactors and swinging chokes. Does not include transformers or coils used above audio frequency range. Excludes:saturable reactor. For reactors with air cores, see coil (as modified).

not established reliability indicator, 500.0 nominal single component single secondary impedance rating in ohms, 500.0 nominal single component single primary impedance rating in ohms, 2.438 inches nominal single mounting facility single center group center to center distance between mounting facilities parallel to length, 1.938 inches nominal single mounting facility single center group center to center distance between mounting facilities parallel to width

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
Center To Center Distance Between Mounting Facilities Parallel To Length: 2.438 inches nominal single mounting facility single center group
Center To Center Distance Between Mounting Facilities Parallel To Width: 1.938 inches nominal single mounting facility single center group
Impedance Rating In Ohms: 500.0 nominal single component single primary
Impedance Rating In Ohms: 500.0 nominal single component single secondary
Frequency Rating: 20.0 hertz minimum and 20.0 kilohertz maximum single component
Winding Shielding Method: internal shield grounded to core and brought out to terminal single component
Body Length: 3.000 inches nominal
Body Width: 2.562 inches nominal
Body Height: 3.250 inches nominal
Inclosure Type: fully inclosed
Mounting Facility Quantity: 8 single group
Mounting Method: threaded hole single group
Winding Function And Quantity: 1 primary and 1 secondary single component
Thread Quantity Per Inch: 32 single group
Nominal Thread Size: 0.164 inches single group
Thread Series Designator: unc single group
Terminal Type And Quantity: 7 tab, solder lug

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
1020459	Audio Frequency Transformer
2031360	Audio Frequency Transformer
BR003	Audio Frequency Transformer
W14615	Audio Frequency Transformer

FAQs

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

What is the FSCG of the NSN 5950-00-856-1457?

The FSCG of the NSN 5950-00-856-1457 is 5950

Does the NSN 5950-00-856-1457 have a Schedule B code assigned?

Yes, the Schedule B code is 8548900100

Does NSN 5950-00-856-1457 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 5950-00-856-1457 contain precious materials?

Precious metal content is unknown

Does NSN 5950-00-856-1457 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 5950-00-856-1457 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962