PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

36123Transformer,power

Freed Transformer Co · NSN 5950-00-707-1383 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-707-1383 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-707-1383. Primary manufacturer part number: 36123.
Features
  • Transformer,power — FSC 5950
  • Reliability Indicator: NOT ESTABLISHED
  • Winding Operating Current: 500.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SECOND SECONDARY
  • Winding Operating Voltage: 224.00 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
  • Winding Shielding Method: INTERNAL SHIELD GROUNDED TO INCLOSURE AND CORE SINGLE COMPONENT
  • Winding Operating Voltage: 300.00 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
  • Winding Operating Voltage: 115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-00-707-1383, 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 Freed Transformer Co. Government technical data includes 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-707-1383
Primary Part Number36123
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerFreed Transformer Co
StatusACTIVE
Reliability IndicatorNOT ESTABLISHED
Winding Operating Current500.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SECOND SECONDARY
Winding Operating Voltage224.00 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
Winding Shielding MethodINTERNAL SHIELD GROUNDED TO INCLOSURE AND CORE SINGLE COMPONENT
Winding Operating Voltage300.00 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Nominal Thread Size0.250 INCHES SINGLE GROUP IN
Center to Center Distance Between Mounting Facilities Parallel to Width3.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Center to Center Distance Between Mounting Facilities Parallel to Length3.688 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Function and Quantity1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
Winding Operating Current300.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT FIRST SECONDARY
Body Length4.688 INCHES MAXIMUM IN
Body Height4.938 INCHES MAXIMUM IN
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Mounting Facility Quantity4 SINGLE GROUP
Frequency Rating57.0 HERTZ MINIMUM AND 63.0 HERTZ MAXIMUM SINGLE COMPONENT
Thread Quantity Per Inch20 SINGLE GROUP
Terminal Type and Quantity6 STANDOFF INSULATOR
Inclosure TypeHERMETICALLY SEALED
Body Width4.000 INCHES MAXIMUM IN
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
3405-00-007-90213613-2 INTERCHANGEABLE
Saw,band,metal Cutting
Doall Baltimore Company
5999-00-504-3180BP4089 INTERCHANGEABLE
Contact Assembly,electrical
Burke Products Inc
4710-01-325-459826114 INTERCHANGEABLE
Tube,bent,metallic
Clayton Manufacturing Company
5315-01-330-205036123 INTERCHANGEABLE
Key,woodruff
Wilshire Corp
4010-01-691-552936123 INTERCHANGEABLE
Chain,welded
Pewag Inc Div Corporate Hq
Cross-Reference Index
Part NumberManufacturer
36123 Freed Transformer Co (USA)
BC2163 Pegasus Inc (USA)
672-1299-00 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
Related Parts
3405-00-007-9021INTERCHANGEABLE
SAW,BAND,METAL CUTTING
3613-2
5999-00-504-3180INTERCHANGEABLE
CONTACT ASSEMBLY,ELECTRICAL
BP4089
4710-01-325-4598INTERCHANGEABLE
TUBE,BENT,METALLIC
26114
5315-01-330-2050INTERCHANGEABLE
KEY,WOODRUFF
36123
4010-01-691-5529INTERCHANGEABLE
CHAIN,WELDED
36123

Frequently Asked Questions

What is NSN 5950-00-707-1383?

NSN 5950-00-707-1383 is a Transformer,power, manufactured by Freed Transformer Co, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-707-1383?

NSN 5950-00-707-1383 has 3 cross-referenced part numbers: 36123 (Freed Transformer Co), BC2163 (Pegasus Inc), 672-1299-00 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems).

What NSN replaces 5950-00-707-1383?

There are 5 known substitutes for 5950-00-707-1383: 3405-00-007-9021, 5999-00-504-3180, 4710-01-325-4598 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 36123?

Key specifications for 36123: Reliability Indicator: NOT ESTABLISHED; Overall Height: 5.500 INCHES MAXIMUM IN; Winding Operating Current: 500.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SECOND SECONDARY; Winding Operating Voltage: 224.00 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY. 23 total characteristics are documented in the Federal Logistics Information System.

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