221-001-155

View detailed technical data, stock status, and sourcing information for: 221-001-155
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5950 Coils and Transformers

National Stock Number

5950-00-973-2112

Item Name Code

32496

Assigment Date

01/01/1963 (63 years ago)

0.434 inches nominal single group mounting hole diameter, 25.0 kilovolt-ampere single component maximum transformer power rating, 400.0 hertz nominal single component frequency rating, not established reliability indicator, single phase to single phase single component input-output phase relationship

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: 0.434 inches nominal single group
Frequency Rating: 400.0 hertz nominal single component
Input-Output Phase Relationship: single phase to single phase single component
Maximum Transformer Power Rating: 25.0 kilovolt-ampere single component
Body Length: 12.620 inches nominal
Body Width: 10.500 inches nominal
Body Height: 20.560 inches nominal
Distance Between Mounting Facility Centers: 7.400 inches nominal and 10.020 inches nominal single mounting facility single center group
End Item Identification: arleigh burke class ddg, oliver perry class ffg, spruance class dd (963), forrestal class cv, nimitz class cvn, ticonderoga class cg (47), wasp class lhd, kidd class ddg.
Inclosure Type: fully inclosed
Mounting Facility Quantity: 4 single group
Mounting Method: unthreaded hole single group
Cooling Method: self-cooled
Winding Function And Quantity: 1 primary and 1 secondary single component
Criticality Code Justification: feat
Winding Operating Voltage: 120.00 ac volts nominal single component single secondary
Winding Operating Voltage: 450.00 ac volts nominal single component single primary
Special Features: weapon system essential
Terminal Type And Quantity: 4 wire lead

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5950-00-969-0987	No Name Available	11/24/2003
5950-01-390-6625	No Name Available	11/01/1999

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
10181-2	Power Transformer
221-001-155	Power Transformer
9T11Y5535	Power Transformer
MILT17221	Power Transformer
W8118388AA	Power Transformer

FAQs

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

What is the FSCG of the NSN 5950-00-973-2112?

The FSCG of the NSN 5950-00-973-2112 is 5950

Does the NSN 5950-00-973-2112 have a Schedule B code assigned?

Yes, the Schedule B code is 8504330020

Does NSN 5950-00-973-2112 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 5950-00-973-2112 contain precious materials?

Item does not contain precious metal.

Does NSN 5950-00-973-2112 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 5950-00-973-2112 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963