PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

9166245Transformer,power

Us Army Aviation and Missile Command · NSN 5950-00-649-8346 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-649-8346 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-649-8346. Primary manufacturer part number: 9166245.
Features
  • Transformer,power — FSC 5950
  • Body Width: 8.125 INCHES NOMINAL IN
  • Mounting Hole Diameter: 0.312 INCHES NOMINAL SINGLE GROUP IN
  • Winding Operating Voltage: 11.50 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 6.875 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Winding Function and Quantity: 1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
  • Body Height: 7.562 INCHES MAXIMUM IN
  • 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 5950-00-649-8346, 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 Us Army Aviation and Missile Command. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 9 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
NSN5950-00-649-8346
Primary Part Number9166245
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerUs Army Aviation and Missile Command
StatusACTIVE
Body Width8.125 INCHES NOMINAL IN
Mounting Hole Diameter0.312 INCHES NOMINAL SINGLE GROUP IN
Winding Operating Voltage11.50 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
Center to Center Distance Between Mounting Facilities Parallel to Length6.875 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Function and Quantity1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
Body Height7.562 INCHES MAXIMUM IN
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Winding Operating Current15.5 AMPERES AC MAXIMUM SINGLE COMPONENT SECOND SECONDARY
Inclosure TypeHERMETICALLY SEALED
Mounting MethodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
Winding Operating Current14.25 AMPERES AC MAXIMUM SINGLE COMPONENT FIRST SECONDARY
Winding Operating Voltage5.20 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
Center to Center Distance Between Mounting Facilities Parallel to Width4.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Operating Voltage230.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Terminal Type and Quantity6 THREADED STUD
Mounting Facility Quantity4 SINGLE GROUP
Winding Shielding MethodINTERNAL SHIELD GROUNDED TO INCLOSURE SINGLE COMPONENT
Reliability IndicatorNOT ESTABLISHED
Body Length7.094 INCHES NOMINAL IN
Frequency Rating380.0 HERTZ MINIMUM AND 420.0 HERTZ MAXIMUM SINGLE COMPONENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5905-00-201-3739 INTERCHANGEABLE
Resistor Assembly
5935-00-257-931982-841 INTERCHANGEABLE
Connector,receptacle,electrical
Amphenol Corporation Div Amphenol Rf
5330-00-292-16431B1072 INTERCHANGEABLE
Seal,plain Encased
Caterpillar Inc Div Caterpillar Defense
6105-00-356-075882841 INTERCHANGEABLE
Commutator
Telemechanics Inc
9330-00-356-72083475 INTERCHANGEABLE
Plastic Sheet
Beseler, Charles Co Inc
5940-00-617-20373475 INTERCHANGEABLE
Ferrule,metallic Shielded Cable,
Amphenol Corporation Div Amphenol Rf
8040-00-777-0632 INTERCHANGEABLE
Hardener
5825-00-901-25313475 INTERCHANGEABLE
Control,carriage
The Bechdon Company, Llc
5950-00-902-408282841 INTERCHANGEABLE
Reactor
Tdk-Lambda Americas Inc. Div High Power Division
5305-00-934-98724319 INTERCHANGEABLE
Screw,shoulder
Roller Bearing Co of America, Inc Div Pic Design
Cross-Reference Index
Part NumberManufacturer
292-4639G1 Raytheon Company (USA)
292-4639G1 Raytheon Company Div Corp (USA)
RX549 Ems Development Corporation Dba Ems Development Corp (USA)
3475 Precision Electronics, Inc (USA)
173024 Voltampere Corp (USA)
9166245 PRIMARY Us Army Aviation and Missile Command (USA)
828-41 Magnetic Windings Company Inc (USA)
RX00549 Ems Development Corporation Dba Ems Development Corp (USA)
43190 Freed Transformer Co (USA)
292-4639G1 Raytheon Company Dba Raytheon Co (USA)
Related Parts
5905-00-201-3739INTERCHANGEABLE
RESISTOR ASSEMBLY
5935-00-257-9319INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
82-841
5330-00-292-1643INTERCHANGEABLE
SEAL,PLAIN ENCASED
1B1072
6105-00-356-0758INTERCHANGEABLE
COMMUTATOR
82841
9330-00-356-7208INTERCHANGEABLE
PLASTIC SHEET
3475
5940-00-617-2037INTERCHANGEABLE
FERRULE,METALLIC SHIELDED CABLE,
3475
8040-00-777-0632INTERCHANGEABLE
HARDENER
5825-00-901-2531INTERCHANGEABLE
CONTROL,CARRIAGE
3475
5950-00-902-4082INTERCHANGEABLE
REACTOR
82841
5305-00-934-9872INTERCHANGEABLE
SCREW,SHOULDER
4319
6625-00-965-1871INTERCHANGEABLE
VOLTMETER
431-90
1680-00-996-1160INTERCHANGEABLE
PLATE,WEAR
43190

Frequently Asked Questions

What is NSN 5950-00-649-8346?

NSN 5950-00-649-8346 is a Transformer,power, manufactured by Us Army Aviation and Missile Command, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-649-8346?

NSN 5950-00-649-8346 has 10 cross-referenced part numbers: 292-4639G1 (Raytheon Company), 292-4639G1 (Raytheon Company Div Corp), RX549 (Ems Development Corporation Dba Ems Development Corp), 3475 (Precision Electronics, Inc), 173024 (Voltampere Corp) and 5 more.

What NSN replaces 5950-00-649-8346?

There are 12 known substitutes for 5950-00-649-8346: 5905-00-201-3739, 5935-00-257-9319, 5330-00-292-1643 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 9166245?

Key specifications for 9166245: Body Width: 8.125 INCHES NOMINAL IN; Mounting Hole Diameter: 0.312 INCHES NOMINAL SINGLE GROUP IN; Winding Operating Voltage: 11.50 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY; Center to Center Distance Between Mounting Facilities Parallel to Length: 6.875 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN. 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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