PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12046Transformer,power

Universal Ad-Yu Electronics Inc · NSN 5950-00-789-8365 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-789-8365 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-789-8365. Primary manufacturer part number: 12046.
Features
  • Transformer,power — FSC 5950
  • Winding Function and Quantity: 2 PRIMARY AND 4 SECONDARY SINGLE COMPONENT
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 2.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Center to Center Distance Between Mounting Facilities Parallel to Width: 1.938 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Body Width: 3.188 INCHES MAXIMUM IN
  • Winding Operating Voltage: 480.00 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
  • Mounting Slot Width: 0.188 INCHES NOMINAL SINGLE GROUP IN
  • Mounting Method: FLANGE AND SLOT SINGLE GROUP
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-00-789-8365, 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 Universal Ad-Yu Electronics Inc. Government technical data includes 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 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
NSN5950-00-789-8365
Primary Part Number12046
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerUniversal Ad-Yu Electronics Inc
StatusACTIVE
Winding Function and Quantity2 PRIMARY AND 4 SECONDARY SINGLE COMPONENT
Center to Center Distance Between Mounting Facilities Parallel to Length2.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Center to Center Distance Between Mounting Facilities Parallel to Width1.938 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Body Width3.188 INCHES MAXIMUM IN
Winding Operating Voltage480.00 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
Mounting Slot Width0.188 INCHES NOMINAL SINGLE GROUP IN
Mounting MethodFLANGE AND SLOT SINGLE GROUP
Inclosure TypeFULLY INCLOSED
Body Length3.062 INCHES MAXIMUM IN
Winding Operating Current1.0 AMPERES AC MAXIMUM SINGLE COMPONENT FOURTH SECONDARY
Terminal Type and Quantity14 WIRE LEAD
Winding Operating Current1.0 AMPERES AC MAXIMUM SINGLE COMPONENT THIRD SECONDARY
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Winding Operating Current2.0 AMPERES AC MAXIMUM SINGLE COMPONENT SECOND SECONDARY
Mounting Facility Quantity4 SINGLE GROUP
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT ALL PRIMARY
Winding Operating Voltage6.30 AC VOLTS NOMINAL SINGLE COMPONENT FOURTH SECONDARY
Winding Operating Voltage12.60 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
Frequency Rating50.0 HERTZ MINIMUM AND 60.0 HERTZ MAXIMUM SINGLE COMPONENT
Body Height2.625 INCHES MAXIMUM IN
Reliability IndicatorNOT ESTABLISHED
Winding Operating Voltage6.30 AC VOLTS NOMINAL SINGLE COMPONENT THIRD SECONDARY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5133-00-061-627810917 INTERCHANGEABLE
Drill,twist
Precision Twist Drill Co
5133-00-189-9187 INTERCHANGEABLE
Drill,twist
5315-00-465-275512046 INTERCHANGEABLE
Key,machine
Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.
5310-00-639-372812046 INTERCHANGEABLE
Nut,plain,round
Goodrich Corporation Dba Goodrich Corp
6150-00-834-6804778 INTERCHANGEABLE
Cable Assembly,power,electrical
Belden, Inc.
4730-01-058-219812046 INTERCHANGEABLE
Elbow,pipe
Paccar Winch Inc Dba Paccar Winch Division
4520-01-151-7034 INTERCHANGEABLE
Heating Element,electrical,nonim
6140-01-609-770612046 INTERCHANGEABLE
Battery,storage
Hdt Expeditionary Systems Inc
6680-01-615-2805M-70 INTERCHANGEABLE
Meter,flow Rate Indicating
Naval Inventory Control Point Mechanicsburg
Cross-Reference Index
Part NumberManufacturer
12046 Universal Ad-Yu Electronics Inc (USA)
TP12A3 Foster Transformer Co Div Foster Transformer Company (USA)
Related Parts
5133-00-061-6278INTERCHANGEABLE
DRILL,TWIST
10917
5133-00-189-9187INTERCHANGEABLE
DRILL,TWIST
5315-00-465-2755INTERCHANGEABLE
KEY,MACHINE
12046
5310-00-639-3728INTERCHANGEABLE
NUT,PLAIN,ROUND
12046
6150-00-834-6804INTERCHANGEABLE
CABLE ASSEMBLY,POWER,ELECTRICAL
778
4730-01-058-2198INTERCHANGEABLE
ELBOW,PIPE
12046
4520-01-151-7034INTERCHANGEABLE
HEATING ELEMENT,ELECTRICAL,NONIM
6140-01-609-7706INTERCHANGEABLE
BATTERY,STORAGE
12046
6680-01-615-2805INTERCHANGEABLE
METER,FLOW RATE INDICATING
M-70

Frequently Asked Questions

What is NSN 5950-00-789-8365?

NSN 5950-00-789-8365 is a Transformer,power, manufactured by Universal Ad-Yu Electronics Inc, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-789-8365?

NSN 5950-00-789-8365 has 2 cross-referenced part numbers: 12046 (Universal Ad-Yu Electronics Inc), TP12A3 (Foster Transformer Co Div Foster Transformer Company).

What NSN replaces 5950-00-789-8365?

There are 9 known substitutes for 5950-00-789-8365: 5133-00-061-6278, 5133-00-189-9187, 5315-00-465-2755 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12046?

Key specifications for 12046: Winding Function and Quantity: 2 PRIMARY AND 4 SECONDARY SINGLE COMPONENT; Center to Center Distance Between Mounting Facilities Parallel to Length: 2.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Center to Center Distance Between Mounting Facilities Parallel to Width: 1.938 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Body Width: 3.188 INCHES MAXIMUM IN. 22 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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