NT8156

View detailed technical data, stock status, and sourcing information for: NT8156
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5950 Coils and Transformers

National Stock Number

5950-00-645-7810

Item Name Code

00780

Assigment Date

01/01/1961 (65 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, 245.0 nominal single component 1st secondary impedance rating in ohms, 1.750 inches nominal single mounting facility single center group center to center distance between mounting facilities parallel to width, 11.25 nominal single component 2nd secondary impedance rating in ohms, 2.000 inches nominal single mounting facility single center group center to center distance between mounting facilities parallel to length

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: 2.000 inches nominal single mounting facility single center group
Center To Center Distance Between Mounting Facilities Parallel To Width: 1.750 inches nominal single mounting facility single center group
Impedance Rating In Ohms: 11.25 nominal single component 2nd secondary
Impedance Rating In Ohms: 245.0 nominal single component 1st secondary
Impedance Rating In Ohms: 8000.0 nominal single component single primary
Frequency Rating: 200.0 hertz minimum and 6.0 kilohertz maximum single component
Maximum Transformer Power Rating: 25.0 watts single component
Primary To Secondary Turn Ratio: 1 to 5-19/64 single component
Body Length: 3.500 inches nominal
Body Width: 2.938 inches nominal
Body Height: 2.562 inches nominal
Inclosure Type: fully inclosed
Mounting Facility Quantity: 4 single group
Mounting Method: threaded stud single group
Winding Function And Quantity: 1 primary and 2 secondary single component
Thread Quantity Per Inch: 32 single group
Nominal Thread Size: 0.164 inches single group
Winding Operating Current: 95.0 milliamperes dc maximum single component single primary
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
NT8156	Audio Frequency Transformer

FAQs

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

What is the FSCG of the NSN 5950-00-645-7810?

The FSCG of the NSN 5950-00-645-7810 is 5950

Does the NSN 5950-00-645-7810 have a Schedule B code assigned?

Yes, the Schedule B code is 8548900100

Does NSN 5950-00-645-7810 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 5950-00-645-7810 contain precious materials?

Precious metal content is unknown

Does NSN 5950-00-645-7810 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 5950-00-645-7810 was assigned to the Federal Catalog?

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