PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

984666-1Transformer,power

Raytheon Company Dba Raytheon · NSN 5950-00-003-5831 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-003-5831 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-003-5831. Primary manufacturer part number: 984666-1.
Features
  • Transformer,power — FSC 5950
  • Inclosure Type: FULLY INCLOSED
  • Center to Center Distance Between Mounting Facilities Parallel to Width: 0.900 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Winding Operating Voltage: 3.25 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
  • Reliability Indicator: NOT ESTABLISHED
  • Winding Operating Voltage: 6.50 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
  • Frequency Rating: 10.0 KILOHERTZ NOMINAL SINGLE COMPONENT
  • Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE 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 5950-00-003-5831, 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 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 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
NSN5950-00-003-5831
Primary Part Number984666-1
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerRaytheon Company Dba Raytheon
StatusACTIVE
Inclosure TypeFULLY INCLOSED
Center to Center Distance Between Mounting Facilities Parallel to Width0.900 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Operating Voltage3.25 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Reliability IndicatorNOT ESTABLISHED
Winding Operating Voltage6.50 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Frequency Rating10.0 KILOHERTZ NOMINAL SINGLE COMPONENT
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Body Height0.700 INCHES MAXIMUM IN
Body Width1.260 INCHES MAXIMUM IN
Body Length1.450 INCHES MAXIMUM IN
Mounting Facility Quantity4 SINGLE GROUP
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Center to Center Distance Between Mounting Facilities Parallel to Length1.100 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Terminal Type and Quantity4 TAB, SOLDER LUG
Nominal Thread Size0.112 INCHES SINGLE GROUP IN
Mounting MethodTHREADED HOLE(S) SINGLE GROUP
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5330-00-118-242741385 INTERCHANGEABLE
Gasket
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
5360-00-448-142541385 INTERCHANGEABLE
Spring,helical,extension
Telemechanics Inc
5120-00-596-11995120-00-596-1199 INTERCHANGEABLE
Screwdriver Attachment,socket Wr
General Services Administration Federal Supply Service
5962-01-175-441341385 INTERCHANGEABLE
Microcircuit,digital
Raytheon Company Div Rmd Strategic
3120-01-231-4389 INTERCHANGEABLE
Bushing,sleeve
3120-01-487-371741385 INTERCHANGEABLE
Bearing,sleeve
Moog Inc. Dba Ampac-Isp Corp
Cross-Reference Index
Part NumberManufacturer
860464 Raytheon Company Dba Raytheon (USA)
41385 Freed Transformer Co (USA)
984666-1 PRIMARY Raytheon Company Dba Raytheon (USA)
Related Parts
5330-00-118-2427INTERCHANGEABLE
GASKET
41385
5360-00-448-1425INTERCHANGEABLE
SPRING,HELICAL,EXTENSION
41385
5120-00-596-1199INTERCHANGEABLE
SCREWDRIVER ATTACHMENT,SOCKET WR
5120-00-596-1199
5962-01-175-4413INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
41385
3120-01-231-4389INTERCHANGEABLE
BUSHING,SLEEVE
3120-01-487-3717INTERCHANGEABLE
BEARING,SLEEVE
41385

Frequently Asked Questions

What is NSN 5950-00-003-5831?

NSN 5950-00-003-5831 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 5950-00-003-5831?

NSN 5950-00-003-5831 has 3 cross-referenced part numbers: 860464 (Raytheon Company Dba Raytheon), 41385 (Freed Transformer Co), 984666-1 (Raytheon Company Dba Raytheon).

What NSN replaces 5950-00-003-5831?

There are 6 known substitutes for 5950-00-003-5831: 5330-00-118-2427, 5360-00-448-1425, 5120-00-596-1199 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 984666-1?

Key specifications for 984666-1: Inclosure Type: FULLY INCLOSED; Center to Center Distance Between Mounting Facilities Parallel to Width: 0.900 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Winding Operating Voltage: 3.25 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY; Reliability Indicator: NOT ESTABLISHED. 17 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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