PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

251798Transformer,power

Raytheon Company Dba Raytheon · NSN 5950-00-007-2619 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-007-2619 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-007-2619. Primary manufacturer part number: 251798.
Features
  • Transformer,power — FSC 5950
  • Terminal Type and Quantity: 9 WIRE LEAD
  • Maximum Operating Temp: 71.0 CELSIUS DEGC
  • Winding Function and Quantity: 1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
  • Winding Shielding Method: INTERNAL SHIELD GROUNDED TO CORE AND BROUGHT OUT TO TERMINAL SINGLE COMPONENT
  • Reliability Indicator: NOT ESTABLISHED
  • Winding Operating Current: 30.0 MILLIAMPERES AC NOMINAL SINGLE COMPONENT SECOND SECONDARY
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-00-007-2619, 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 21 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. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-007-2619
Primary Part Number251798
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerRaytheon Company Dba Raytheon
StatusACTIVE
Terminal Type and Quantity9 WIRE LEAD
Maximum Operating Temp71.0 CELSIUS DEGC
Winding Function and Quantity1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
Winding Shielding MethodINTERNAL SHIELD GROUNDED TO CORE AND BROUGHT OUT TO TERMINAL SINGLE COMPONENT
Reliability IndicatorNOT ESTABLISHED
Winding Operating Current30.0 MILLIAMPERES AC NOMINAL SINGLE COMPONENT SECOND SECONDARY
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Winding Operating Current10.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT FIRST SECONDARY
Distance Between Mounting Facility Centers1.250 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Body Width1.125 INCHES MAXIMUM IN
Mounting MethodTHREADED HOLE(S) SINGLE GROUP
Nominal Thread Size0.112 INCHES SINGLE GROUP IN
Body Height1.250 INCHES MAXIMUM IN
Body Length1.500 INCHES MAXIMUM IN
Frequency Rating400.0 HERTZ NOMINAL SINGLE COMPONENT
Winding Operating Voltage174.00 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Mounting Facility Quantity2 SINGLE GROUP
Winding Operating Voltage39.00 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
Inclosure TypeFULLY INCLOSED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5110-00-233-9110 INTERCHANGEABLE
Chisel,brick
4320-00-327-65194370 INTERCHANGEABLE
Pump,centrifugal
The Gorman-Rupp Company Div Gorman-Rupp
2805-00-424-556743-70 INTERCHANGEABLE
Screen
Dresser Industries Inc Waukesha Engine Div
5905-00-994-7229 INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
5962-01-023-3269151469-01 INTERCHANGEABLE
Microcircuit,digital
Ge Aviation Systems Llc
2920-01-064-54194370 INTERCHANGEABLE
Drive,engine,electrical Starter
Van Bergen and Greener Inc
5998-01-320-0839005-22462 INTERCHANGEABLE
Circuit Card Assembly
Data General Corporation
2925-01-483-3519 INTERCHANGEABLE
Magneto,ignition
7025-01-535-0573L1970A INTERCHANGEABLE
Optical Reader,data Entry
Hewlett-Packard Company Dba HP
5975-01-601-98484370 INTERCHANGEABLE
Rod,ground
Hastings Fiber Glass Products, Inc
Cross-Reference Index
Part NumberManufacturer
251798 PRIMARY Raytheon Company Dba Raytheon (USA)
251798 Electronic Transformer Corp Div Electronic Transformer Corporation (USA)
4-370 Wintron Co (USA)
Related Parts
5110-00-233-9110INTERCHANGEABLE
CHISEL,BRICK
4320-00-327-6519INTERCHANGEABLE
PUMP,CENTRIFUGAL
4370
2805-00-424-5567INTERCHANGEABLE
SCREEN
43-70
5905-00-994-7229INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
5962-01-023-3269INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
151469-01
2920-01-064-5419INTERCHANGEABLE
DRIVE,ENGINE,ELECTRICAL STARTER
4370
5998-01-320-0839INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
005-22462
2925-01-483-3519INTERCHANGEABLE
MAGNETO,IGNITION
7025-01-535-0573INTERCHANGEABLE
OPTICAL READER,DATA ENTRY
L1970A
5975-01-601-9848INTERCHANGEABLE
ROD,GROUND
4370

Frequently Asked Questions

What is NSN 5950-00-007-2619?

NSN 5950-00-007-2619 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 5950-00-007-2619?

NSN 5950-00-007-2619 has 3 cross-referenced part numbers: 251798 (Raytheon Company Dba Raytheon), 251798 (Electronic Transformer Corp Div Electronic Transformer Corporation), 4-370 (Wintron Co).

What NSN replaces 5950-00-007-2619?

There are 10 known substitutes for 5950-00-007-2619: 5110-00-233-9110, 4320-00-327-6519, 2805-00-424-5567 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 251798?

Key specifications for 251798: Terminal Type and Quantity: 9 WIRE LEAD; Maximum Operating Temp: 71.0 CELSIUS DEGC; Winding Function and Quantity: 1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT; Winding Shielding Method: INTERNAL SHIELD GROUNDED TO CORE AND BROUGHT OUT TO TERMINAL SINGLE COMPONENT. 21 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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