PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

27R04Transformer,power

Thordarson Inc · NSN 5950-01-265-1624 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-265-1624 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-265-1624. Primary manufacturer part number: 27R04.
Features
  • Transformer,power — FSC 5950
  • Reliability Indicator: NOT ESTABLISHED
  • Center to Center Distance Between Mounting Facilities Parallel to Width: 2.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Terminal Type and Quantity: 11 TAB, SOLDER LUG
  • Winding Operating Current: 2.0 AMPERES AC MAXIMUM SINGLE COMPONENT SECOND SECONDARY
  • Nominal Thread Size: 0.164 INCHES SINGLE GROUP IN
  • Winding Operating Voltage: 6.30 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
  • Body Length: 3.562 INCHES NOMINAL IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-01-265-1624, 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 Thordarson Inc. Government technical data includes 25 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 6 manufacturers, 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
NSN5950-01-265-1624
Primary Part Number27R04
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerThordarson Inc
StatusCANCELLED
Reliability IndicatorNOT ESTABLISHED
Center to Center Distance Between Mounting Facilities Parallel to Width2.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Terminal Type and Quantity11 TAB, SOLDER LUG
Winding Operating Current2.0 AMPERES AC MAXIMUM SINGLE COMPONENT SECOND SECONDARY
Nominal Thread Size0.164 INCHES SINGLE GROUP IN
Winding Operating Voltage6.30 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
Body Length3.562 INCHES NOMINAL IN
Mounting Facility Quantity4 SINGLE GROUP
Frequency Rating60.0 HERTZ NOMINAL SINGLE COMPONENT
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Inclosure TypeFULLY INCLOSED
Winding Operating Current165.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT THIRD SECONDARY
Body Height4.875 INCHES NOMINAL IN
Winding Operating Current5.0 AMPERES AC MAXIMUM SINGLE COMPONENT FIRST SECONDARY
Test Data Document81349-MIL-T-27 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
Winding Operating Voltage38.00 AC VOLTS NOMINAL AND 668.00 AC VOLTS NOMINAL AND 706.00 AC VOLTS NOMINAL SINGLE COMPONENT THIRD SECONDARY
Specification/standard Data81349-MIL-T-27/183 GOVERNMENT SPECIFICATION
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Center to Center Distance Between Mounting Facilities Parallel to Length2.625 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Maximum Operating Temp130.0 CELSIUS DEGC
Winding Function and Quantity1 PRIMARY AND 3 SECONDARY SINGLE COMPONENT
Body Width3.062 INCHES NOMINAL IN
Winding Operating Voltage5.00 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
5315-00-501-3416 INTERCHANGEABLE
Pin,straight,headed
4820-01-067-9257A10552 INTERCHANGEABLE
Valve,safety Relief
Metadure Parts & Sales, Inc.
4320-01-120-2666H83 INTERCHANGEABLE
Ring,sea Water
Circor Naval Solutions Llc Dba Warren Pumps
5365-01-376-3589 INTERCHANGEABLE
Shim
Cross-Reference Index
Part NumberManufacturer
27R04 Thordarson Inc (USA)
1017705 Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
M27/183-01 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
H83 Magnetika Inc (USA)
MIL-T-27/183 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
H83 United Transformer Corp Sub of Opt Industries Inc (USA)
A10552 Te Connectivity Networks, Inc. Div Adc Telecommunications Sales, Inc. (USA)
Related Parts
5315-00-501-3416INTERCHANGEABLE
PIN,STRAIGHT,HEADED
4820-01-067-9257INTERCHANGEABLE
VALVE,SAFETY RELIEF
A10552
4320-01-120-2666INTERCHANGEABLE
RING,SEA WATER
H83
5365-01-376-3589INTERCHANGEABLE
SHIM

Frequently Asked Questions

What is NSN 5950-01-265-1624?

NSN 5950-01-265-1624 is a Transformer,power, manufactured by Thordarson Inc, classified under FSC 5950 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5950-01-265-1624?

NSN 5950-01-265-1624 has 7 cross-referenced part numbers: 27R04 (Thordarson Inc), 1017705 (Lockheed Martin Corporation Div Rms - Mitchel Field), M27/183-01 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), H83 (Magnetika Inc), MIL-T-27/183 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 2 more.

What NSN replaces 5950-01-265-1624?

There are 4 known substitutes for 5950-01-265-1624: 5315-00-501-3416, 4820-01-067-9257, 4320-01-120-2666 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 27R04?

Key specifications for 27R04: Reliability Indicator: NOT ESTABLISHED; Center to Center Distance Between Mounting Facilities Parallel to Width: 2.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Terminal Type and Quantity: 11 TAB, SOLDER LUG; Winding Operating Current: 2.0 AMPERES AC MAXIMUM SINGLE COMPONENT SECOND SECONDARY. 25 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5950-01-265-1624 still in active supply?

NSN 5950-01-265-1624 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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