PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

11205Transformer,power

Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit · NSN 5950-00-104-2742 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-104-2742 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-104-2742. Primary manufacturer part number: 11205.
Features
  • Transformer,power — FSC 5950
  • Center to Center Distance Between Mounting Facilities Parallel to Width: 3.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Frequency Rating: 50.0 HERTZ NOMINAL SINGLE COMPONENT
  • Body Length: 5.375 INCHES MAXIMUM IN
  • Terminal Type and Quantity: 12 TAB, SOLDER LUG
  • Winding Function and Quantity: 1 PRIMARY AND 3 SECONDARY SINGLE COMPONENT
  • Mounting Facility Quantity: 4 SINGLE GROUP
  • Body Height: 4.625 INCHES MAXIMUM IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-00-104-2742, 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 Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-104-2742
Primary Part Number11205
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerTransistor Devices Inc Div Astrodyne Tdi High Power Business Unit
StatusACTIVE
Center to Center Distance Between Mounting Facilities Parallel to Width3.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Frequency Rating50.0 HERTZ NOMINAL SINGLE COMPONENT
Body Length5.375 INCHES MAXIMUM IN
Terminal Type and Quantity12 TAB, SOLDER LUG
Winding Function and Quantity1 PRIMARY AND 3 SECONDARY SINGLE COMPONENT
Mounting Facility Quantity4 SINGLE GROUP
Body Height4.625 INCHES MAXIMUM IN
Center to Center Distance Between Mounting Facilities Parallel to Length3.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Mounting Slot Width0.250 INCHES NOMINAL SINGLE GROUP IN
Reliability IndicatorNOT ESTABLISHED
Inclosure TypeOPEN
Mounting MethodFLANGE AND SLOT SINGLE GROUP
Body Width4.250 INCHES MAXIMUM IN
Winding Shielding MethodINTERNAL SHIELD GROUNDED TO INCLOSURE SINGLE COMPONENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5365-00-019-989940000780 INTERCHANGEABLE
Ring,externally Threaded
Akron Brass Company
6625-00-255-58154966 INTERCHANGEABLE
Meter,electrical Frequency
Avo Intl
5330-00-285-1332 INTERCHANGEABLE
Seal,plain Encased
5930-00-660-5584 INTERCHANGEABLE
Switch,toggle
1650-00-819-66094966B INTERCHANGEABLE
Cylinder Assembly,actuating,line
Equipment & Supply Inc Dba Equipment & Supply Inc
5950-01-047-1907 INTERCHANGEABLE
Transformer,power
Cross-Reference Index
Part NumberManufacturer
11205 PRIMARY Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit (USA)
4966 Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit (USA)
Related Parts
5365-00-019-9899INTERCHANGEABLE
RING,EXTERNALLY THREADED
40000780
6625-00-255-5815INTERCHANGEABLE
METER,ELECTRICAL FREQUENCY
4966
5330-00-285-1332INTERCHANGEABLE
SEAL,PLAIN ENCASED
5930-00-660-5584INTERCHANGEABLE
SWITCH,TOGGLE
1650-00-819-6609INTERCHANGEABLE
CYLINDER ASSEMBLY,ACTUATING,LINE
4966B
5950-01-047-1907INTERCHANGEABLE
TRANSFORMER,POWER

Frequently Asked Questions

What is NSN 5950-00-104-2742?

NSN 5950-00-104-2742 is a Transformer,power, manufactured by Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-104-2742?

NSN 5950-00-104-2742 has 2 cross-referenced part numbers: 11205 (Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit), 4966 (Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit).

What NSN replaces 5950-00-104-2742?

There are 6 known substitutes for 5950-00-104-2742: 5365-00-019-9899, 6625-00-255-5815, 5330-00-285-1332 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 11205?

Key specifications for 11205: Center to Center Distance Between Mounting Facilities Parallel to Width: 3.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Frequency Rating: 50.0 HERTZ NOMINAL SINGLE COMPONENT; Body Length: 5.375 INCHES MAXIMUM IN; Terminal Type and Quantity: 12 TAB, SOLDER LUG. 15 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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