PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

E7.2Transformer,power

Electric Boat Corporation Div General Dynamics Electric Boat · NSN 5950-00-906-3146 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-906-3146 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-906-3146. Primary manufacturer part number: E7.2.
Features
  • Transformer,power — FSC 5950
  • Winding Operating Voltage: 5.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
  • Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
  • Reliability Indicator: NOT ESTABLISHED
  • Distance Between Mounting Facility Centers: 0.250 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Nominal Thread Size: 0.112 INCHES SINGLE GROUP IN
  • Inclosure Type: HERMETICALLY SEALED
  • Body Length: 1.000 INCHES NOMINAL IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-00-906-3146, 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 Electric Boat Corporation Div General Dynamics Electric Boat. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 14 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: Cancelled.

Technical Specifications
ParameterValue
NSN5950-00-906-3146
Primary Part NumberE7.2
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerElectric Boat Corporation Div General Dynamics Electric Boat
StatusCANCELLED
Winding Operating Voltage5.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Reliability IndicatorNOT ESTABLISHED
Distance Between Mounting Facility Centers0.250 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Nominal Thread Size0.112 INCHES SINGLE GROUP IN
Inclosure TypeHERMETICALLY SEALED
Body Length1.000 INCHES NOMINAL IN
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Body Width1.000 INCHES NOMINAL IN
Maximum Operating Temp105.0 CELSIUS DEGC
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Frequency Rating60.0 HERTZ MINIMUM AND 400.0 HERTZ MAXIMUM SINGLE COMPONENT
Mounting Facility Quantity2 SINGLE GROUP
Winding Operating Current120.0 MILLIAMPERES AC MINIMUM AND 230.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
Winding Operating Voltage117.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Terminal Type and Quantity4 TURRET
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3040-00-118-441038363 INTERCHANGEABLE
Gearshaft,bevel
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
5120-00-187-7126 INTERCHANGEABLE
Wrench,open End
5999-00-440-0266E72 INTERCHANGEABLE
Heater,thermal Release
Siemens Energy and Automation Inc Siemens Furnas Controls Div
5985-00-563-940961120 INTERCHANGEABLE
Waveguide Assembly
Waveline Inc
5940-00-642-0722E72 INTERCHANGEABLE
Terminal,lug
Abb Installation Products Inc
3120-00-651-7288S1510-24492 INTERCHANGEABLE
Bushing,sleeve
Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp
5950-00-762-727802-77-0094 INTERCHANGEABLE
Transformer,power
Electric Boat Corporation Div General Dynamics Electric Boat
5945-01-052-4397E-72 INTERCHANGEABLE
Relay,solid State
Te Connectivity Corporation
3040-01-076-803561120 INTERCHANGEABLE
Collar,shaft
Dressta North America Ltd
9150-01-085-603661120 INTERCHANGEABLE
Grease,wire Rope-Exposed Gear
Exxon Mobil Corporation Dba Chemical Products Division
Cross-Reference Index
Part NumberManufacturer
TF4QX09AG Electric Boat Corporation Div General Dynamics Electric Boat (USA)
BX-9056 Baltimore Transformer Co (USA)
38363 Freed Transformer Co (USA)
TF4X09AG Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
TW61120 Magnetika (USA)
TF4QX09AG Merritt-Chapman and Scott Corp New York Shipbuilding Co Div (USA)
TW61120 Lockheed Martin Corporation Div Rotary and Mission Systems (USA)
02-77-0093 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
E7.2 PRIMARY Electric Boat Corporation Div General Dynamics Electric Boat (USA)
TF40X09AG115/5VAC Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
TW61120 Weslock Co (USA)
EBCN02-77-0093 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
61120 Magnetika (USA)
TP1921 Hytronics Corp. (USA)
Related Parts
3040-00-118-4410INTERCHANGEABLE
GEARSHAFT,BEVEL
38363
5120-00-187-7126INTERCHANGEABLE
WRENCH,OPEN END
5999-00-440-0266INTERCHANGEABLE
HEATER,THERMAL RELEASE
E72
5985-00-563-9409INTERCHANGEABLE
WAVEGUIDE ASSEMBLY
61120
5940-00-642-0722INTERCHANGEABLE
TERMINAL,LUG
E72
3120-00-651-7288INTERCHANGEABLE
BUSHING,SLEEVE
S1510-24492
5950-00-762-7278INTERCHANGEABLE
TRANSFORMER,POWER
02-77-0094
5945-01-052-4397INTERCHANGEABLE
RELAY,SOLID STATE
E-72
3040-01-076-8035INTERCHANGEABLE
COLLAR,SHAFT
61120
9150-01-085-6036INTERCHANGEABLE
GREASE,WIRE ROPE-EXPOSED GEAR
61120
4820-01-200-2389INTERCHANGEABLE
STEM,FLUID VALVE
38363
2910-01-243-0073INTERCHANGEABLE
PUMP,FUEL,METERING AND DISTRIBUT
38363

Frequently Asked Questions

What is NSN 5950-00-906-3146?

NSN 5950-00-906-3146 is a Transformer,power, manufactured by Electric Boat Corporation Div General Dynamics Electric Boat, classified under FSC 5950 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5950-00-906-3146?

NSN 5950-00-906-3146 has 14 cross-referenced part numbers: TF4QX09AG (Electric Boat Corporation Div General Dynamics Electric Boat), BX-9056 (Baltimore Transformer Co), 38363 (Freed Transformer Co), TF4X09AG (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), TW61120 (Magnetika) and 9 more.

What NSN replaces 5950-00-906-3146?

There are 12 known substitutes for 5950-00-906-3146: 3040-00-118-4410, 5120-00-187-7126, 5999-00-440-0266 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of E7.2?

Key specifications for E7.2: Winding Operating Voltage: 5.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY; Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT; Reliability Indicator: NOT ESTABLISHED; Distance Between Mounting Facility Centers: 0.250 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN. 18 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5950-00-906-3146 still in active supply?

NSN 5950-00-906-3146 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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