ST-659

View detailed technical data, stock status, and sourcing information for: ST-659
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5950 Coils and Transformers

National Stock Number

5950-00-621-1816

Item Name Code

00738

Assigment Date

09/25/1974 (51 years ago)

0.218 inches minimum single group mounting hole diameter, not established reliability indicator, 2.000 inches nominal single mounting facility single center group center to center distance between mounting facilities parallel to length, 1.500 inches nominal single mounting facility single center group center to center distance between mounting facilities parallel to width, 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: 2.000 inches nominal single mounting facility single center group
Center To Center Distance Between Mounting Facilities Parallel To Width: 1.500 inches nominal single mounting facility single center group
Mounting Hole Diameter: 0.218 inches minimum single group
Frequency Rating: 400.0 hertz nominal single component
Input-Output Phase Relationship: single phase to single phase single component
Body Length: 3.125 inches maximum
Body Width: 2.250 inches maximum
Body Height: 3.188 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: 232.0 milliamperes ac minimum single component single secondary
Terminal Type And Quantity: 2 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
ST-659	Current Transformer

FAQs

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

What is the FSCG of the NSN 5950-00-621-1816?

The FSCG of the NSN 5950-00-621-1816 is 5950

Does NSN 5950-00-621-1816 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 5950-00-621-1816 contain precious materials?

Precious metal content is unknown

Does NSN 5950-00-621-1816 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 5950-00-621-1816 was assigned to the Federal Catalog?

It was assigned 51 years ago, on Wed, Sep 25, 1974