PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

878586-1Transformer,power

Raytheon Company Dba Raytheon · NSN 5950-01-044-2400 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-044-2400 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-044-2400. Primary manufacturer part number: 878586-1.
Features
  • Transformer,power — FSC 5950
  • Reliability Indicator: NOT ESTABLISHED
  • Inclosure Type: FULLY INCLOSED
  • Body Width: 3.560 INCHES MAXIMUM IN
  • Winding Function and Quantity: 1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
  • Transformer Winding Connection Type: WYE-DELTA
  • Nominal Thread Size: 0.164 INCHES SINGLE GROUP IN
  • Winding Operating Voltage: 50.70 AC VOLTS NOMINAL SINGLE COMPONENT ALL SECONDARY
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-01-044-2400, 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 Raytheon Company Dba Raytheon. Government technical data includes 20 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-01-044-2400
Primary Part Number878586-1
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerRaytheon Company Dba Raytheon
StatusACTIVE
Reliability IndicatorNOT ESTABLISHED
Inclosure TypeFULLY INCLOSED
Body Width3.560 INCHES MAXIMUM IN
Winding Function and Quantity1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
Transformer Winding Connection TypeWYE-DELTA
Nominal Thread Size0.164 INCHES SINGLE GROUP IN
Winding Operating Voltage50.70 AC VOLTS NOMINAL SINGLE COMPONENT ALL SECONDARY
Winding Operating Voltage105.00 AC VOLTS MINIMUM AND 217.00 AC VOLTS MAXIMUM SINGLE COMPONENT SINGLE PRIMARY
Mounting Facility Quantity4 SINGLE GROUP
Center to Center Distance Between Mounting Facilities Parallel to Width2.580 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Input-Output Phase RelationshipTHREE PHASE TO THREE PHASE SINGLE COMPONENT
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Mounting MethodTHREADED HOLE(S) SINGLE GROUP
Thread Quantity Per Inch32 SINGLE GROUP
Center to Center Distance Between Mounting Facilities Parallel to Length2.700 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Operating Current1.63 AMPERES AC MAXIMUM SINGLE COMPONENT ALL SECONDARY
Body Height2.230 INCHES MAXIMUM IN
Terminal Type and Quantity10 TAB, SOLDER LUG
Frequency Rating400.0 HERTZ NOMINAL SINGLE COMPONENT
Body Length4.260 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5340-00-194-368644148 INTERCHANGEABLE
Standoff,threaded,spacing
Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems
5133-00-224-4028 INTERCHANGEABLE
Drill,twist
4730-00-455-1139TLS42 INTERCHANGEABLE
Elbow,pipe to Hose
Dixon Valve & Coupling Company, Llc Div Dixon Fire
7510-01-207-395922113 INTERCHANGEABLE
Ink,stamp Pad
Shachihata Inc Usa Dba Shachihata
5930-01-266-201344148 INTERCHANGEABLE
Switch,pressure
Hydra-Electric Company Dba Hydra-Electric Co
5120-01-307-6589 INTERCHANGEABLE
Jaw,spread
Cross-Reference Index
Part NumberManufacturer
172053 Voltampere Corp (USA)
878586-1 PRIMARY Raytheon Company Dba Raytheon (USA)
44148 Freed Transformer Co (USA)
Related Parts
5340-00-194-3686INTERCHANGEABLE
STANDOFF,THREADED,SPACING
44148
5133-00-224-4028INTERCHANGEABLE
DRILL,TWIST
4730-00-455-1139INTERCHANGEABLE
ELBOW,PIPE TO HOSE
TLS42
7510-01-207-3959INTERCHANGEABLE
INK,STAMP PAD
22113
5930-01-266-2013INTERCHANGEABLE
SWITCH,PRESSURE
44148
5120-01-307-6589INTERCHANGEABLE
JAW,SPREAD

Frequently Asked Questions

What is NSN 5950-01-044-2400?

NSN 5950-01-044-2400 is a Transformer,power, manufactured by Raytheon Company Dba Raytheon, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-01-044-2400?

NSN 5950-01-044-2400 has 3 cross-referenced part numbers: 172053 (Voltampere Corp), 878586-1 (Raytheon Company Dba Raytheon), 44148 (Freed Transformer Co).

What NSN replaces 5950-01-044-2400?

There are 6 known substitutes for 5950-01-044-2400: 5340-00-194-3686, 5133-00-224-4028, 4730-00-455-1139 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 878586-1?

Key specifications for 878586-1: Reliability Indicator: NOT ESTABLISHED; Inclosure Type: FULLY INCLOSED; Body Width: 3.560 INCHES MAXIMUM IN; Winding Function and Quantity: 1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT. 20 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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