PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2939140-1Transformer,power

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 5950-01-120-9204 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-120-9204 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-120-9204. Primary manufacturer part number: 2939140-1.
Features
  • Transformer,power — FSC 5950
  • Winding Operating Voltage: 130.00 AC VOLTS NOMINAL AND 143.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
  • Terminal Type and Quantity: 10 TAB, SOLDER LUG
  • Winding Operating Voltage: 440.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
  • Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
  • Mounting Hole Diameter: 0.375 INCHES NOMINAL SINGLE GROUP IN
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 8.900 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Inclosure Type: FULLY INCLOSED
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-01-120-9204, 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 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-01-120-9204
Primary Part Number2939140-1
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Winding Operating Voltage130.00 AC VOLTS NOMINAL AND 143.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Terminal Type and Quantity10 TAB, SOLDER LUG
Winding Operating Voltage440.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Mounting Hole Diameter0.375 INCHES NOMINAL SINGLE GROUP IN
Center to Center Distance Between Mounting Facilities Parallel to Length8.900 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Inclosure TypeFULLY INCLOSED
Winding Operating Current67.0 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
Mounting MethodBRACKET(S) AND UNTHREADED HOLE(S) SINGLE GROUP
Frequency Rating400.0 HERTZ NOMINAL SINGLE COMPONENT
Input-Output Phase RelationshipTHREE PHASE TO THREE PHASE SINGLE COMPONENT
Mounting Facility Quantity12 SINGLE GROUP
Center to Center Distance Between Mounting Facilities Parallel to Width8.130 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Transformer Winding Connection TypeWYE-WYE
Body Width9.550 INCHES MAXIMUM IN
Body Length12.000 INCHES MAXIMUM IN
Body Height5.000 INCHES MAXIMUM IN
Reliability IndicatorNOT ESTABLISHED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5845-00-014-236544077 INTERCHANGEABLE
Azimuth Matrix Card
L3harris Technologies, Inc. Div Space and Airborne Systems
5940-00-114-1316MS20659-130 INTERCHANGEABLE
Terminal,lug
Sae International Dba Sae International
5905-00-116-860215A2072-22 INTERCHANGEABLE
Resistor,variable,wire Wound,non
Northrop Grumman Systems Corporation
5133-00-189-9252DBE7B INTERCHANGEABLE
Drill,twist
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
5330-00-191-8072 INTERCHANGEABLE
Packing,preformed
4020-00-230-419444077 INTERCHANGEABLE
Rope,topping
Stothert & Pitt
1650-00-832-249150719 INTERCHANGEABLE
Parts Kit,overhaul,
Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division
7530-01-033-88913R723 INTERCHANGEABLE
Paper,copying,xerographic Proces
Xerox Corporation
5330-01-146-720130757 INTERCHANGEABLE
Retainer,packing
Gardner Denver Water Jetting Systems, Inc. Div Engineered Package Group
Cross-Reference Index
Part NumberManufacturer
WE2496 Magnetika Inc (USA)
44077 Coast/advanced Chip Magnetics, Inc. (USA)
2939140-1 Frequency Selective Networks, Inc. Dba Frequency Selective Networks Inc (USA)
2939140-1 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
50719 Coiltron Inc Div Coiltron (USA)
WE2496 Wems Electronics Transformer Group (USA)
A10596 Autodyne Manufacturing Co Inc (USA)
Related Parts
5845-00-014-2365INTERCHANGEABLE
AZIMUTH MATRIX CARD
44077
5940-00-114-1316INTERCHANGEABLE
TERMINAL,LUG
MS20659-130
5905-00-116-8602INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
15A2072-22
5133-00-189-9252INTERCHANGEABLE
DRILL,TWIST
DBE7B
5330-00-191-8072INTERCHANGEABLE
PACKING,PREFORMED
4020-00-230-4194INTERCHANGEABLE
ROPE,TOPPING
44077
1650-00-832-2491INTERCHANGEABLE
PARTS KIT,OVERHAUL,
50719
7530-01-033-8891INTERCHANGEABLE
PAPER,COPYING,XEROGRAPHIC PROCES
3R723
5330-01-146-7201INTERCHANGEABLE
RETAINER,PACKING
30757

Frequently Asked Questions

What is NSN 5950-01-120-9204?

NSN 5950-01-120-9204 is a Transformer,power, 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 5950-01-120-9204?

NSN 5950-01-120-9204 has 7 cross-referenced part numbers: WE2496 (Magnetika Inc), 44077 (Coast/advanced Chip Magnetics, Inc.), 2939140-1 (Frequency Selective Networks, Inc. Dba Frequency Selective Networks Inc), 2939140-1 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 50719 (Coiltron Inc Div Coiltron) and 2 more.

What NSN replaces 5950-01-120-9204?

There are 9 known substitutes for 5950-01-120-9204: 5845-00-014-2365, 5940-00-114-1316, 5905-00-116-8602 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2939140-1?

Key specifications for 2939140-1: Winding Operating Voltage: 130.00 AC VOLTS NOMINAL AND 143.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY; Terminal Type and Quantity: 10 TAB, SOLDER LUG; Winding Operating Voltage: 440.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY; Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT. 18 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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