TF155

View detailed technical data, stock status, and sourcing information for: TF155
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5950 Coils and Transformers

National Stock Number

5950-00-557-6415

Item Name Code

32496

Assigment Date

01/01/1963 (63 years ago)

A circular-shaped item designed to maintain predetermined distance between assembled parts and/or for distributing pressure or preventing endwise movement between member parts. It has a solid cross-section and two flat parallel bearing surfaces. The distance between the bearing surfaces perpendicular to the axis of the centrally located hole shall not exceed 25 percent of the outside diameter. The diameter of the centrally located hole must exceed 75 percent of the outside diameter. Excludes:laminated items. For items manufactured from impregnated graphite or lubricated nonmetallic materials, excluding felt or plastics, see gasket. For items manufactured from lubricated plastics, see bearing, washer, thrust. For items manufactured from lubricated felt, see felt, mechanical, preformed. Excludes:disk, valve; insulator washer; and shim. See also spacer, plate and spacer, sleeve.

3.000 inches nominal single mounting facility single center group center to center distance between mounting facilities parallel to width, 50.0 hertz nominal or 60.0 hertz nominal single component frequency rating, not established reliability indicator, 3.000 inches nominal single mounting facility single center group center to center distance between mounting facilities parallel to length, 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
Center To Center Distance Between Mounting Facilities Parallel To Length: 3.000 inches nominal single mounting facility single center group
Center To Center Distance Between Mounting Facilities Parallel To Width: 3.000 inches nominal single mounting facility single center group
Frequency Rating: 50.0 hertz nominal or 60.0 hertz nominal single component
Input-Output Phase Relationship: single phase to single phase single component
Winding Shielding Method: internal shield grounded to inclosure single component
Body Length: 3.875 inches nominal
Body Width: 3.875 inches nominal
Body Height: 5.000 inches nominal
Inclosure Type: fully inclosed
Mounting Facility Quantity: 4 1st group
Mounting Facility Quantity: 4 3rd group
Mounting Method: threaded hole and threaded stud single group
Winding Function And Quantity: 2 primary and 1 secondary single component
Thread Quantity Per Inch: 32 single group
Nominal Thread Size: 0.190 inches single group
Winding Operating Current: 30.0 amperes ac maximum single component single secondary
Winding Operating Voltage: 115.00 ac volts nominal single component all primary
Winding Operating Voltage: 5.00 ac volts nominal single component single secondary
Thread Series Designator: unf single group
Terminal Type And Quantity: 7 standoff, 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
TF155	Power Transformer

FAQs

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

What is the FSCG of the NSN 5950-00-557-6415?

The FSCG of the NSN 5950-00-557-6415 is 5950

Does NSN 5950-00-557-6415 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 5950-00-557-6415 contain precious materials?

Precious metal content is unknown

Does NSN 5950-00-557-6415 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 5950-00-557-6415 was assigned to the Federal Catalog?

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