70550-02031-108

View detailed technical data, stock status, and sourcing information for: 70550-02031-108
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5950 Coils and Transformers

National Stock Number

5950-01-144-3236

Item Name Code

00738

Assigment Date

12/18/1982 (43 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, 1.083 inches minimum and 1.103 inches maximum single mounting facility single center group center to center distance between mounting facilities parallel to width, 0.177 inches minimum and 0.187 inches maximum single group mounting hole diameter, 3.146 inches minimum and 3.166 inches maximum single mounting facility single center group center to center distance between mounting facilities parallel to length, 400.0 hertz nominal 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
Center To Center Distance Between Mounting Facilities Parallel To Length: 3.146 inches minimum and 3.166 inches maximum single mounting facility single center group
Center To Center Distance Between Mounting Facilities Parallel To Width: 1.083 inches minimum and 1.103 inches maximum single mounting facility single center group
Mounting Hole Diameter: 0.177 inches minimum and 0.187 inches maximum single group
Frequency Rating: 400.0 hertz nominal single component
Input-Output Phase Relationship: three phase to three phase single component
Maximum Transformer Power Rating: 45.0 kilovolt-ampere single component
Body Length: 4.750 inches maximum
Body Width: 1.625 inches maximum
Body Height: 2.219 inches maximum
Inclosure Type: fully inclosed
Mounting Facility Quantity: 4 single group
Mounting Method: unthreaded hole single group
Winding Function And Quantity: 1 secondary single component
Winding Operating Current: 225.0 milliamperes ac minimum and 260.9 milliamperes ac maximum single component single secondary
Winding Operating Voltage: 115.00 ac volts minimum and 200.00 ac volts maximum single component single secondary
Special Features: primary rated but not included
Terminal Type And Quantity: 1 terminal block w/screws

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5950-01-024-5557	No Name Available	10/01/1986
5950-01-106-2371	No Name Available	12/01/1989

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
20B103-2A	Current Transformer
2B103-1	Current Transformer
2B103-1-A	Current Transformer
2B103-2-A	Current Transformer
2B103-2A	Current Transformer
70550-02031	Current Transformer
70550-02031-108	Current Transformer

FAQs

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

What is the FSCG of the NSN 5950-01-144-3236?

The FSCG of the NSN 5950-01-144-3236 is 5950

Does the NSN 5950-01-144-3236 have a Schedule B code assigned?

Yes, the Schedule B code is 8504330020

Does NSN 5950-01-144-3236 require demilitarization?

"commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

Does NSN 5950-01-144-3236 contain precious materials?

Item does not contain precious metal.

Does NSN 5950-01-144-3236 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 5950-01-144-3236 was assigned to the Federal Catalog?

It was assigned 43 years ago, on Sat, Dec 18, 1982

Professional Distribution

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AS9120 Quality Standards
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Pricing

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In Stock

This item is currently available and ready for prompt shipment. Units may be offered in various conditions — new, surplus, or refurbished — and stored at verified global facilities. Request a quote to confirm current stock and delivery time.

Serviceable	1
As Removed	2
New Material	1
Total	4

Availability of this item was last updated on: 01/30/2026 11:01 AM EST. Stock levels and pricing are subject to change.

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