PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

14576-005Transformer,power

Extel Corp · NSN 5950-01-139-0973 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-139-0973 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-139-0973. Primary manufacturer part number: 14576-005.
Features
  • Transformer,power — FSC 5950
  • Mounting Facility Quantity: 4 SINGLE GROUP
  • Winding Operating Current: 4.4 AMPERES AC MAXIMUM SINGLE COMPONENT THIRD SECONDARY
  • Body Length: 4.500 INCHES MAXIMUM IN
  • Winding Operating Voltage: 65.00 AC VOLTS MINIMUM AND 85.00 AC VOLTS MAXIMUM SINGLE COMPONENT SECOND SECONDARY
  • Mounting Slot Width: 0.219 INCHES NOMINAL SINGLE GROUP IN
  • Winding Operating Voltage: 115.00 AC VOLTS NOMINAL SINGLE COMPONENT ALL PRIMARY
  • Body Height: 5.125 INCHES MAXIMUM IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-01-139-0973, is classified within Federal Supply Class 5950 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Extel Corp. Government technical data includes 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5950-01-139-0973
Primary Part Number14576-005
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerExtel Corp
StatusCANCELLED
Mounting Facility Quantity4 SINGLE GROUP
Winding Operating Current4.4 AMPERES AC MAXIMUM SINGLE COMPONENT THIRD SECONDARY
Body Length4.500 INCHES MAXIMUM IN
Winding Operating Voltage65.00 AC VOLTS MINIMUM AND 85.00 AC VOLTS MAXIMUM SINGLE COMPONENT SECOND SECONDARY
Mounting Slot Width0.219 INCHES NOMINAL SINGLE GROUP IN
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT ALL PRIMARY
Body Height5.125 INCHES MAXIMUM IN
Winding Function and Quantity3 PRIMARY AND 4 SECONDARY SINGLE COMPONENT
Frequency Rating50.0 HERTZ NOMINAL OR 60.0 HERTZ NOMINAL SINGLE COMPONENT
Winding Operating Current200.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SECOND SECONDARY
Winding Operating Current4.6 AMPERES AC MAXIMUM SINGLE COMPONENT FOURTH SECONDARY
Winding Operating Voltage15.00 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
Winding Shielding MethodINTERNAL SHIELD BROUGHT OUT TO TERMINAL SINGLE COMPONENT
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Winding Operating Voltage7.50 AC VOLTS NOMINAL SINGLE COMPONENT FOURTH SECONDARY
Mounting MethodBRACKET(S) AND SLOT SINGLE GROUP
Body Width4.375 INCHES MAXIMUM IN
Inclosure TypeFULLY INCLOSED
Reliability IndicatorNOT ESTABLISHED
Center to Center Distance Between Mounting Facilities Parallel to Length3.750 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Center to Center Distance Between Mounting Facilities Parallel to Width2.750 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Operating Current2.1 AMPERES AC MAXIMUM SINGLE COMPONENT FIRST SECONDARY
Terminal Type and Quantity23 WIRE LEAD
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
3110-00-100-03552523 INTERCHANGEABLE
Cup,tapered Roller Bearing
The Timken Corporation
2530-01-166-6824BD60420 INTERCHANGEABLE
Rotor Assembly,disc Brake
Federal Mogul Corp Sub Wagner Brake Moog Automotive Div
6509-01-578-711007-895-0720 INTERCHANGEABLE
Praziquantel,pyrantel Pamoate,an
Patterson Veterinary Supply, Inc. Div Patterson Veterinary Supply
1005-01-628-467414576 INTERCHANGEABLE
Monopod,rifle
Barrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc
Cross-Reference Index
Part NumberManufacturer
14576-005 Extel Corp (USA)
14576 Extel Corp (USA)
Related Parts
3110-00-100-0355INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
2523
2530-01-166-6824INTERCHANGEABLE
ROTOR ASSEMBLY,DISC BRAKE
BD60420
6509-01-578-7110INTERCHANGEABLE
PRAZIQUANTEL,PYRANTEL PAMOATE,AN
07-895-0720
1005-01-628-4674INTERCHANGEABLE
MONOPOD,RIFLE
14576

Frequently Asked Questions

What is NSN 5950-01-139-0973?

NSN 5950-01-139-0973 is a Transformer,power, manufactured by Extel Corp, classified under FSC 5950 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5950-01-139-0973?

NSN 5950-01-139-0973 has 2 cross-referenced part numbers: 14576-005 (Extel Corp), 14576 (Extel Corp).

What NSN replaces 5950-01-139-0973?

There are 4 known substitutes for 5950-01-139-0973: 3110-00-100-0355, 2530-01-166-6824, 6509-01-578-7110 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 14576-005?

Key specifications for 14576-005: Mounting Facility Quantity: 4 SINGLE GROUP; Winding Operating Current: 4.4 AMPERES AC MAXIMUM SINGLE COMPONENT THIRD SECONDARY; Body Length: 4.500 INCHES MAXIMUM IN; Winding Operating Voltage: 65.00 AC VOLTS MINIMUM AND 85.00 AC VOLTS MAXIMUM SINGLE COMPONENT SECOND SECONDARY. 23 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5950-01-139-0973 still in active supply?

NSN 5950-01-139-0973 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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