PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20345Transformer,power

Raytheon Company Dba Raytheon · NSN 5950-00-648-1542 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-648-1542 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-648-1542. Primary manufacturer part number: 20345.
Features
  • Transformer,power — FSC 5950
  • Center to Center Distance Between Mounting Facilities Parallel to Width: 1.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Terminal Type and Quantity: 20 TAB, SOLDER LUG
  • Winding Operating Voltage: 6.30 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
  • Winding Operating Voltage: 115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
  • Winding Shielding Method: INTERNAL SHIELD GROUNDED TO INCLOSURE AND CORE SINGLE COMPONENT
  • Winding Operating Voltage: 6.30 AC VOLTS NOMINAL SINGLE COMPONENT THIRD 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 5950-00-648-1542, 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 25 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
NSN5950-00-648-1542
Primary Part Number20345
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerRaytheon Company Dba Raytheon
StatusACTIVE
Center to Center Distance Between Mounting Facilities Parallel to Width1.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Terminal Type and Quantity20 TAB, SOLDER LUG
Winding Operating Voltage6.30 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Winding Shielding MethodINTERNAL SHIELD GROUNDED TO INCLOSURE AND CORE SINGLE COMPONENT
Winding Operating Voltage6.30 AC VOLTS NOMINAL SINGLE COMPONENT THIRD SECONDARY
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Reliability IndicatorNOT ESTABLISHED
Nominal Thread Size0.164 INCHES SINGLE GROUP IN
Frequency Rating380.0 HERTZ MINIMUM AND 1.6 KILOHERTZ MAXIMUM SINGLE COMPONENT
Winding Operating Current2.7 AMPERES AC MAXIMUM SINGLE COMPONENT THIRD SECONDARY
Body Length3.094 INCHES MAXIMUM IN
Winding Function and Quantity1 PRIMARY AND 9 SECONDARY SINGLE COMPONENT
Body Width2.500 INCHES MAXIMUM IN
Body Height3.031 INCHES MAXIMUM IN
Center to Center Distance Between Mounting Facilities Parallel to Length0.750 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Mounting Facility Quantity4 SINGLE GROUP
Mounting MethodTHREADED HOLE(S) SINGLE GROUP
Winding Operating Current175.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT FIRST SECONDARY
Winding Operating Voltage6.30 AC VOLTS NOMINAL SINGLE COMPONENT FOURTH SECONDARY
Winding Operating Voltage6.30 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
Winding Operating Current1.8 AMPERES AC MAXIMUM SINGLE COMPONENT SECOND SECONDARY
Inclosure TypeHERMETICALLY SEALED
Winding Operating Current3.6 AMPERES AC MAXIMUM SINGLE COMPONENT FOURTH SECONDARY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
6220-00-099-8619A3873 INTERCHANGEABLE
Bumper
Grimes Aerospace Company
5905-00-257-918420345 INTERCHANGEABLE
Resistor,adjustable
Ohmite Holding, L.l.c. Dba Ohmite Manufacturing
7520-00-753-453820345 INTERCHANGEABLE
Stamp,military Meat Grading
National Magnetics Group, Inc.
5305-00-939-9232MS35275-246 INTERCHANGEABLE
Screw,machine
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
2910-01-047-650720668 INTERCHANGEABLE
Nozzle,fuel Injection
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
5330-01-419-919920345 INTERCHANGEABLE
Retainer,packing
Triumph Actuation Systems - Valencia, Inc. Dba Triumph Actuation Systems - Valencia Inc Div Triumph Actuation Systems-Val
Cross-Reference Index
Part NumberManufacturer
325C134 Avco Corp (USA)
A3873 Foster Transformer Co Div Foster Transformer Company (USA)
20345 PRIMARY Raytheon Company Dba Raytheon (USA)
Related Parts
6220-00-099-8619INTERCHANGEABLE
BUMPER
A3873
5905-00-257-9184INTERCHANGEABLE
RESISTOR,ADJUSTABLE
20345
7520-00-753-4538INTERCHANGEABLE
STAMP,MILITARY MEAT GRADING
20345
5305-00-939-9232INTERCHANGEABLE
SCREW,MACHINE
MS35275-246
2910-01-047-6507INTERCHANGEABLE
NOZZLE,FUEL INJECTION
20668
5330-01-419-9199INTERCHANGEABLE
RETAINER,PACKING
20345

Frequently Asked Questions

What is NSN 5950-00-648-1542?

NSN 5950-00-648-1542 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 5950-00-648-1542?

NSN 5950-00-648-1542 has 3 cross-referenced part numbers: 325C134 (Avco Corp), A3873 (Foster Transformer Co Div Foster Transformer Company), 20345 (Raytheon Company Dba Raytheon).

What NSN replaces 5950-00-648-1542?

There are 6 known substitutes for 5950-00-648-1542: 6220-00-099-8619, 5905-00-257-9184, 7520-00-753-4538 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20345?

Key specifications for 20345: Center to Center Distance Between Mounting Facilities Parallel to Width: 1.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Terminal Type and Quantity: 20 TAB, SOLDER LUG; Winding Operating Voltage: 6.30 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY; Winding Operating Voltage: 115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY. 26 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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