5NR251

View detailed technical data, stock status, and sourcing information for: 5NR251
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5950 Coils and Transformers

National Stock Number

5950-01-138-9219

Item Name Code

00738

Assigment Date

09/22/1982 (43 years ago)

An item consisting of one or more windings, designed to be placed near or connected in series with an alternating current power line to measure the current passing through the line by means of a meter; or to control the current passing through the line by means of a control device. Excludes:transformer, power, current regulating.

single phase to single phase single component input-output phase relationship, 50.0 hertz minimum and 400.0 hertz maximum single component frequency rating, 1.063 inches nominal body length, not established reliability indicator, 1.562 inches nominal single group mounting hole diameter

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
Mounting Hole Diameter: 1.562 inches nominal single group
Frequency Rating: 50.0 hertz minimum and 400.0 hertz maximum single component
Input-Output Phase Relationship: single phase to single phase single component
Body Length: 1.063 inches nominal
Body Outside Diameter: 3.500 inches nominal
Inclosure Type: open
Mounting Facility Quantity: 1 single group
Mounting Method: terminal and unthreaded hole single group
Winding Function And Quantity: 1 secondary single component
Winding Operating Current: 600.0 milliamperes ac maximum single component single secondary
Terminal Type And Quantity: 2 wire lead

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
5N251	Current Transformer
5NR251	Current Transformer

FAQs

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

What is the FSCG of the NSN 5950-01-138-9219?

The FSCG of the NSN 5950-01-138-9219 is 5950

Does NSN 5950-01-138-9219 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 5950-01-138-9219 contain precious materials?

Item does not contain precious metal.

Does NSN 5950-01-138-9219 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 5950-01-138-9219 was assigned to the Federal Catalog?

It was assigned 43 years ago, on Wed, Sep 22, 1982