PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

984878-1BTransformer,power

Raytheon Company Dba Raytheon · NSN 5950-01-122-4806 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-122-4806 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-122-4806. Primary manufacturer part number: 984878-1B.
Features
  • Transformer,power — FSC 5950
  • Reliability Indicator: NOT ESTABLISHED
  • Winding Operating Current: 1.5 AMPERES AC MAXIMUM SINGLE COMPONENT FOURTH SECONDARY
  • Winding Operating Current: 1.5 AMPERES AC MAXIMUM SINGLE COMPONENT SECOND SECONDARY
  • Winding Operating Voltage: 10.00 AC VOLTS NOMINAL SINGLE COMPONENT FOURTH SECONDARY
  • Winding Operating Voltage: 5.00 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
  • Winding Operating Current: 1.5 AMPERES AC MAXIMUM SINGLE COMPONENT THIRD SECONDARY
  • Frequency Rating: 10.0 KILOHERTZ NOMINAL 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 5950-01-122-4806, 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 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-01-122-4806
Primary Part Number984878-1B
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerRaytheon Company Dba Raytheon
StatusACTIVE
Reliability IndicatorNOT ESTABLISHED
Winding Operating Current1.5 AMPERES AC MAXIMUM SINGLE COMPONENT FOURTH SECONDARY
Winding Operating Current1.5 AMPERES AC MAXIMUM SINGLE COMPONENT SECOND SECONDARY
Winding Operating Voltage10.00 AC VOLTS NOMINAL SINGLE COMPONENT FOURTH SECONDARY
Winding Operating Voltage5.00 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
Winding Operating Current1.5 AMPERES AC MAXIMUM SINGLE COMPONENT THIRD SECONDARY
Frequency Rating10.0 KILOHERTZ NOMINAL SINGLE COMPONENT
Nominal Thread Size0.138 INCHES SINGLE GROUP IN
Thread Quantity Per Inch32 SINGLE GROUP
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Winding Operating Voltage20.00 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
Body Length0.800 INCHES MAXIMUM IN
Mounting Facility Quantity1 SINGLE GROUP
Inclosure TypeFULLY INCLOSED
Winding Function and Quantity1 PRIMARY AND 4 SECONDARY SINGLE COMPONENT
Body Outside Diameter1.690 INCHES MAXIMUM IN
Winding Operating Current3.25 AMPERES AC MAXIMUM SINGLE COMPONENT FIRST SECONDARY
Maximum Operating Temp130.0 CELSIUS DEGC
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Winding Operating Voltage5.00 AC VOLTS NOMINAL SINGLE COMPONENT THIRD SECONDARY
Terminal Type and Quantity13 PIN
Winding Operating Voltage56.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
1660-00-401-109618492 INTERCHANGEABLE
Converter,liquid Oxygen
Provision, Inc. Dba Provision Inc
5935-00-504-47161037-18 INTERCHANGEABLE
Cover,electrical Connector
Raytheon Company Dba Raytheon
5999-00-705-1371 INTERCHANGEABLE
Heater,thermal Release
5950-00-901-196118-492 INTERCHANGEABLE
Coil,radio Frequency
Albert Frei & Sons, Inc. Dba Afs
5962-01-089-781242418 INTERCHANGEABLE
Microcircuit,digital
Raytheon Company Div Rmd Strategic
3020-01-176-276718492 INTERCHANGEABLE
Gear,spur
Brinkley Technology Group Llc Dba Hercules Manufacturing
9905-01-216-92506375389 INTERCHANGEABLE
Flasher,xenon
Naval Sea Systems Command
5365-01-294-990418492 INTERCHANGEABLE
Spacer,plate
Williams International Co., L.l.c.
5120-01-430-2901 INTERCHANGEABLE
Socket,socket Wrench
7690-01-501-264218492 INTERCHANGEABLE
Marker,identification
Brady United States
Cross-Reference Index
Part NumberManufacturer
310-18003-01 Oeco, Llc Dba Pacific Scientific Oeco Div Fire Safety and Power Systems (USA)
984878-1B PRIMARY Raytheon Company Dba Raytheon (USA)
PEI 6890 Precision Electronics, Inc (USA)
18492 Robert M. Hadley Company, Inc. (USA)
10132762 Nimikkeistokeskus Ncb Finland (FIN)
WE-3218 Wems Electronics Transformer Group (USA)
WE-3218 Magnetika Inc (USA)
861892 Raytheon Company Dba Raytheon (USA)
42418 Coast/advanced Chip Magnetics, Inc. (USA)
Related Parts
1660-00-401-1096INTERCHANGEABLE
CONVERTER,LIQUID OXYGEN
18492
5935-00-504-4716INTERCHANGEABLE
COVER,ELECTRICAL CONNECTOR
1037-18
5999-00-705-1371INTERCHANGEABLE
HEATER,THERMAL RELEASE
5950-00-901-1961INTERCHANGEABLE
COIL,RADIO FREQUENCY
18-492
5962-01-089-7812INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
42418
3020-01-176-2767INTERCHANGEABLE
GEAR,SPUR
18492
9905-01-216-9250INTERCHANGEABLE
FLASHER,XENON
6375389
5365-01-294-9904INTERCHANGEABLE
SPACER,PLATE
18492
5120-01-430-2901INTERCHANGEABLE
SOCKET,SOCKET WRENCH
7690-01-501-2642INTERCHANGEABLE
MARKER,IDENTIFICATION
18492
4730-01-516-9543INTERCHANGEABLE
ADAPTER,STRAIGHT,FLANGE TO BOSS
5330-01-602-4582INTERCHANGEABLE
GASKET,COVER
861892

Frequently Asked Questions

What is NSN 5950-01-122-4806?

NSN 5950-01-122-4806 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 5950-01-122-4806?

NSN 5950-01-122-4806 has 9 cross-referenced part numbers: 310-18003-01 (Oeco, Llc Dba Pacific Scientific Oeco Div Fire Safety and Power Systems), 984878-1B (Raytheon Company Dba Raytheon), PEI 6890 (Precision Electronics, Inc), 18492 (Robert M. Hadley Company, Inc.), 10132762 (Nimikkeistokeskus Ncb Finland) and 4 more.

What NSN replaces 5950-01-122-4806?

There are 12 known substitutes for 5950-01-122-4806: 1660-00-401-1096, 5935-00-504-4716, 5999-00-705-1371 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 984878-1B?

Key specifications for 984878-1B: Reliability Indicator: NOT ESTABLISHED; Winding Operating Current: 1.5 AMPERES AC MAXIMUM SINGLE COMPONENT FOURTH SECONDARY; Winding Operating Current: 1.5 AMPERES AC MAXIMUM SINGLE COMPONENT SECOND SECONDARY; Winding Operating Voltage: 10.00 AC VOLTS NOMINAL SINGLE COMPONENT FOURTH SECONDARY. 23 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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