PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

11266Transformer,power

Electronic Transformer Corp Div Electronic Transformer Corporation · NSN 5950-00-645-5547 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-645-5547 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-645-5547. Primary manufacturer part number: 11266.
Features
  • Transformer,power — FSC 5950
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 2.375 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Reliability Indicator: NOT ESTABLISHED
  • Inclosure Type: HERMETICALLY SEALED
  • Thread Quantity Per Inch: 32 SINGLE GROUP
  • Winding Operating Current: 5.0 AMPERES AC MAXIMUM SINGLE COMPONENT ALL SECONDARY
  • Body Length: 3.375 INCHES NOMINAL IN
  • Winding Operating Voltage: 115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-00-645-5547, 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 Electronic Transformer Corp Div Electronic Transformer Corporation. Government technical data includes 19 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-645-5547
Primary Part Number11266
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerElectronic Transformer Corp Div Electronic Transformer Corporation
StatusACTIVE
Center to Center Distance Between Mounting Facilities Parallel to Length2.375 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Reliability IndicatorNOT ESTABLISHED
Inclosure TypeHERMETICALLY SEALED
Thread Quantity Per Inch32 SINGLE GROUP
Winding Operating Current5.0 AMPERES AC MAXIMUM SINGLE COMPONENT ALL SECONDARY
Body Length3.375 INCHES NOMINAL IN
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Winding Function and Quantity1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Body Width3.250 INCHES NOMINAL IN
Nominal Thread Size0.190 INCHES SINGLE GROUP IN
Body Height4.062 INCHES NOMINAL IN
Frequency Rating60.0 HERTZ NOMINAL SINGLE COMPONENT
Center to Center Distance Between Mounting Facilities Parallel to Width2.250 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Mounting Facility Quantity4 SINGLE GROUP
Winding Operating Voltage6.30 AC VOLTS NOMINAL SINGLE COMPONENT ALL SECONDARY
Thread Series DesignatorUNF SINGLE GROUP
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Terminal Type and Quantity6 TAB, SOLDER LUG
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5999-00-006-7355712808-17 INTERCHANGEABLE
Delay Line
Raytheon Company Div Rmd Strategic
4220-00-051-307811266 INTERCHANGEABLE
Life Preserver,yoke
Naval Inventory Control Point Mechanicsburg
5133-00-227-9674 INTERCHANGEABLE
Drill,twist
5985-00-412-960360769-2 INTERCHANGEABLE
Attenuator,variable
L3harris Technologies, Inc.
3110-00-554-5830204-11-609 INTERCHANGEABLE
Bearing,ball,annular
Air & Liquid Systems Corporation Dba Buffalo Pumps
6625-00-649-70971120-0048 INTERCHANGEABLE
Meter,multiple Scale
Keysight Technologies Inc
2915-00-717-2789112-66 INTERCHANGEABLE
Seal Assy
Ontic Engineering & Manufacturing, Inc Dba Ontic Us
3020-00-867-051812-13-1 INTERCHANGEABLE
Gear,spur
Carbonara Labs Inc
5355-00-937-368912131 INTERCHANGEABLE
Pointer
Aerosonic Llc
4820-00-950-7966HSRV-1-80 INTERCHANGEABLE
Valve,safety Relief
The Electric Heater Co Dba Hubbell Electric Heater Co.
Cross-Reference Index
Part NumberManufacturer
12131 Applied Devices Corp (USA)
11266 PRIMARY Electronic Transformer Corp Div Electronic Transformer Corporation (USA)
1144898 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
Related Parts
5999-00-006-7355INTERCHANGEABLE
DELAY LINE
712808-17
4220-00-051-3078INTERCHANGEABLE
LIFE PRESERVER,YOKE
11266
5133-00-227-9674INTERCHANGEABLE
DRILL,TWIST
5985-00-412-9603INTERCHANGEABLE
ATTENUATOR,VARIABLE
60769-2
3110-00-554-5830INTERCHANGEABLE
BEARING,BALL,ANNULAR
204-11-609
6625-00-649-7097INTERCHANGEABLE
METER,MULTIPLE SCALE
1120-0048
2915-00-717-2789INTERCHANGEABLE
SEAL ASSY
112-66
3020-00-867-0518INTERCHANGEABLE
GEAR,SPUR
12-13-1
5355-00-937-3689INTERCHANGEABLE
POINTER
12131
4820-00-950-7966INTERCHANGEABLE
VALVE,SAFETY RELIEF
HSRV-1-80
4820-01-039-5995INTERCHANGEABLE
SEAT,VALVE
12131-42
4730-01-057-1970INTERCHANGEABLE
ADAPTER BUSHING
11266

Frequently Asked Questions

What is NSN 5950-00-645-5547?

NSN 5950-00-645-5547 is a Transformer,power, manufactured by Electronic Transformer Corp Div Electronic Transformer Corporation, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-645-5547?

NSN 5950-00-645-5547 has 3 cross-referenced part numbers: 12131 (Applied Devices Corp), 11266 (Electronic Transformer Corp Div Electronic Transformer Corporation), 1144898 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).

What NSN replaces 5950-00-645-5547?

There are 12 known substitutes for 5950-00-645-5547: 5999-00-006-7355, 4220-00-051-3078, 5133-00-227-9674 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 11266?

Key specifications for 11266: Center to Center Distance Between Mounting Facilities Parallel to Length: 2.375 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Reliability Indicator: NOT ESTABLISHED; Inclosure Type: HERMETICALLY SEALED; Thread Quantity Per Inch: 32 SINGLE GROUP. 19 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com