PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

26465Transformer,power

Marathonnorco Aerospace, Inc. Dba Marathon Power Technologies Company · NSN 5950-00-787-2040 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-787-2040 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-787-2040. Primary manufacturer part number: 26465.
Features
  • Transformer,power — FSC 5950
  • Winding Operating Voltage: 120.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
  • Winding Operating Current: 500.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT FIRST SECONDARY
  • Body Length: 5.250 INCHES NOMINAL IN
  • Mounting Method: FLANGE AND SLOT SINGLE GROUP
  • Mounting Slot Width: 0.281 INCHES NOMINAL SINGLE GROUP IN
  • Winding Function and Quantity: 1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
  • Frequency Rating: 47.0 HERTZ MINIMUM AND 63.0 HERTZ MAXIMUM SINGLE COMPONENT
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-00-787-2040, 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 Marathonnorco Aerospace, Inc. Dba Marathon Power Technologies Company. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference 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: Active.

Technical Specifications
ParameterValue
NSN5950-00-787-2040
Primary Part Number26465
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerMarathonnorco Aerospace, Inc. Dba Marathon Power Technologies Company
StatusACTIVE
Winding Operating Voltage120.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Winding Operating Current500.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT FIRST SECONDARY
Body Length5.250 INCHES NOMINAL IN
Mounting MethodFLANGE AND SLOT SINGLE GROUP
Mounting Slot Width0.281 INCHES NOMINAL SINGLE GROUP IN
Winding Function and Quantity1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
Frequency Rating47.0 HERTZ MINIMUM AND 63.0 HERTZ MAXIMUM SINGLE COMPONENT
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Winding Operating Voltage24.00 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
Mounting Facility Quantity4 SINGLE GROUP
Center to Center Distance Between Mounting Facilities Parallel to Width2.875 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Center to Center Distance Between Mounting Facilities Parallel to Length4.375 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Operating Voltage52.00 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
Terminal Type and Quantity7 TAB, SOLDER LUG
Reliability IndicatorNOT ESTABLISHED
Winding Operating Current6.0 AMPERES AC MAXIMUM SINGLE COMPONENT SECOND SECONDARY
Inclosure TypeOPEN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
4810-00-164-583926465 INTERCHANGEABLE
Seat,valve
Hamilton Sundstrand Corporation Dba Collins Aerospace
5950-00-421-07255M1066-002 INTERCHANGEABLE
Transformer,power Autotransforme
The Boeing Company Div Defense
6240-00-504-2389DFY INTERCHANGEABLE
Lamp,incandescent
Gte Products Corp Sylvania Miniature Lighting Div
1005-00-731-0869 INTERCHANGEABLE
Pin,firing
Cross-Reference Index
Part NumberManufacturer
26465 PRIMARY Marathonnorco Aerospace, Inc. Dba Marathon Power Technologies Company (USA)
Related Parts
4810-00-164-5839INTERCHANGEABLE
SEAT,VALVE
26465
5950-00-421-0725INTERCHANGEABLE
TRANSFORMER,POWER AUTOTRANSFORME
5M1066-002
6240-00-504-2389INTERCHANGEABLE
LAMP,INCANDESCENT
DFY
1005-00-731-0869INTERCHANGEABLE
PIN,FIRING

Frequently Asked Questions

What is NSN 5950-00-787-2040?

NSN 5950-00-787-2040 is a Transformer,power, manufactured by Marathonnorco Aerospace, Inc. Dba Marathon Power Technologies Company, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-787-2040?

NSN 5950-00-787-2040 has 1 cross-referenced part number: 26465 (Marathonnorco Aerospace, Inc. Dba Marathon Power Technologies Company).

What NSN replaces 5950-00-787-2040?

There are 4 known substitutes for 5950-00-787-2040: 4810-00-164-5839, 5950-00-421-0725, 6240-00-504-2389 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 26465?

Key specifications for 26465: Winding Operating Voltage: 120.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY; Winding Operating Current: 500.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT FIRST SECONDARY; Body Length: 5.250 INCHES NOMINAL IN; Overall Width: 4.000 INCHES NOMINAL IN. 19 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com