PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2046890Transformer,power Autotransforme

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 5950-00-907-3879 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-907-3879 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-907-3879. Primary manufacturer part number: 2046890.
Features
  • Transformer,power Autotransforme — FSC 5950
  • Center to Center Distance Between Mounting Facilities Parallel to Width: 0.750 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Terminal Type and Quantity: 6 TAB, SOLDER LUG
  • Maximum Operating Temp: 71.0 CELSIUS DEGC
  • Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
  • Mounting Method: FLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
  • Winding Operating Current: 40.0 MILLIAMPERES DC NOMINAL SINGLE COMPONENT SINGLE PRIMARY OUTPUT
  • Winding Power Rating: 40.0 WATTS SINGLE COMPONENT SINGLE PRIMARY OUTPUT
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power Autotransforme, cataloged under National Stock Number 5950-00-907-3879, 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 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 14 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-907-3879
Primary Part Number2046890
Item NameTransformer,power Autotransforme
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Center to Center Distance Between Mounting Facilities Parallel to Width0.750 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Terminal Type and Quantity6 TAB, SOLDER LUG
Maximum Operating Temp71.0 CELSIUS DEGC
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Mounting MethodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
Winding Operating Current40.0 MILLIAMPERES DC NOMINAL SINGLE COMPONENT SINGLE PRIMARY OUTPUT
Winding Power Rating40.0 WATTS SINGLE COMPONENT SINGLE PRIMARY OUTPUT
Mounting Facility Quantity4 SINGLE GROUP
Frequency Rating15.0 KILOHERTZ MINIMUM AND 60.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
Inclosure TypeFULLY INCLOSED
Center to Center Distance Between Mounting Facilities Parallel to Length1.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Mounting Hole Diameter0.139 INCHES MINIMUM AND 0.145 INCHES MAXIMUM SINGLE GROUP IN
Winding Function and Quantity1 PRIMARY, FIXED AUTOTRANSFORMER TYPE SINGLE COMPONENT
Reliability IndicatorNOT ESTABLISHED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5815-00-125-979691205 INTERCHANGEABLE
Arm Assy
Telemechanics Inc
5930-00-259-8262115303LB INTERCHANGEABLE
Switch,rotary
Electro Switch Corp. Dba Electro Switch Corp
3815-00-354-3034 INTERCHANGEABLE
Bar
5940-00-813-0698 INTERCHANGEABLE
Terminal,lug
5950-01-038-6543 INTERCHANGEABLE
Transformer,power
5330-01-287-8663 INTERCHANGEABLE
Gasket
4920-01-296-156591205 INTERCHANGEABLE
Test Program Set
Textron Systems Corporation Dba Textron Systems Corp
5305-01-581-931291205 INTERCHANGEABLE
Screw,machine
Fastenal Company Dba Fastenal Co
Cross-Reference Index
Part NumberManufacturer
2046890 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
91205 Magnetek Inc Lighting Products Group (USA)
91205 Magnetek Inc Huntington Div (USA)
Related Parts
5815-00-125-9796INTERCHANGEABLE
ARM ASSY
91205
5930-00-259-8262INTERCHANGEABLE
SWITCH,ROTARY
115303LB
3815-00-354-3034INTERCHANGEABLE
BAR
5940-00-813-0698INTERCHANGEABLE
TERMINAL,LUG
5950-01-038-6543INTERCHANGEABLE
TRANSFORMER,POWER
5330-01-287-8663INTERCHANGEABLE
GASKET
4920-01-296-1565INTERCHANGEABLE
TEST PROGRAM SET
91205
5305-01-581-9312INTERCHANGEABLE
SCREW,MACHINE
91205

Frequently Asked Questions

What is NSN 5950-00-907-3879?

NSN 5950-00-907-3879 is a Transformer,power Autotransforme, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-907-3879?

NSN 5950-00-907-3879 has 3 cross-referenced part numbers: 2046890 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 91205 (Magnetek Inc Lighting Products Group), 91205 (Magnetek Inc Huntington Div).

What NSN replaces 5950-00-907-3879?

There are 8 known substitutes for 5950-00-907-3879: 5815-00-125-9796, 5930-00-259-8262, 3815-00-354-3034 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2046890?

Key specifications for 2046890: Center to Center Distance Between Mounting Facilities Parallel to Width: 0.750 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Terminal Type and Quantity: 6 TAB, SOLDER LUG; Maximum Operating Temp: 71.0 CELSIUS DEGC; Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT. 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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