220-021

View detailed technical data, stock status, and sourcing information for: 220-021
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5950 Coils and Transformers

National Stock Number

5950-00-660-8055

Item Name Code

32496

Assigment Date

01/01/1963 (63 years ago)

3.250 inches nominal single mounting facility single center group center to center distance between mounting facilities parallel to width, 6.750 inches nominal single mounting facility single center group center to center distance between mounting facilities parallel to length, 50.0 hertz minimum and 60.0 hertz maximum single component frequency rating, not established reliability indicator, 0.219 inches nominal single group mounting slot width

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: 6.750 inches nominal single mounting facility single center group
Center To Center Distance Between Mounting Facilities Parallel To Width: 3.250 inches nominal single mounting facility single center group
Mounting Slot Width: 0.219 inches nominal single group
Frequency Rating: 50.0 hertz minimum and 60.0 hertz maximum single component
Input-Output Phase Relationship: single phase to single phase single component
Maximum Transformer Power Rating: 100.0 volt-ampere single component
Body Length: 6.812 inches nominal
Body Width: 3.188 inches nominal
Body Height: 3.000 inches nominal
Inclosure Type: fully inclosed
Mounting Facility Quantity: 3 single group
Mounting Method: flange and slot single group
Cooling Method: self-cooled
Winding Function And Quantity: 2 primary and 2 secondary single component
Winding Operating Voltage: 120.00 ac volts nominal single component all secondary
Winding Operating Voltage: 240.00 ac volts nominal single component all primary
Terminal Type And Quantity: 8 wire lead
Reference Number Differentiating Characteristics: incl special mtg plate

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5950-00-645-8199	No Name Available	07/01/1976
5950-00-651-5316	No Name Available	06/01/1992

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
220-021	Power Transformer
244-221	Power Transformer

FAQs

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

What is the FSCG of the NSN 5950-00-660-8055?

The FSCG of the NSN 5950-00-660-8055 is 5950

Does the NSN 5950-00-660-8055 have a Schedule B code assigned?

Yes, the Schedule B code is 8504314065

Does NSN 5950-00-660-8055 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 5950-00-660-8055 contain precious materials?

Precious metal content is unknown

Does NSN 5950-00-660-8055 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 5950-00-660-8055 was assigned to the Federal Catalog?

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