PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

188525-000Transformer,power

Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems · NSN 5950-00-868-1666 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-868-1666 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-868-1666. Primary manufacturer part number: 188525-000.
Features
  • Transformer,power — FSC 5950
  • Mounting Method: BRACKET(S) AND UNTHREADED HOLE(S) SINGLE GROUP
  • Body Width: 1.375 INCHES MAXIMUM IN
  • Distance Between Mounting Facility Centers: 1.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
  • Winding Operating Voltage: 26.25 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
  • Terminal Type and Quantity: 8 TAB, SOLDER LUG
  • Body Height: 1.469 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 5950-00-868-1666, 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 Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems. Government technical data includes 18 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-868-1666
Primary Part Number188525-000
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerBae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems
StatusACTIVE
Mounting MethodBRACKET(S) AND UNTHREADED HOLE(S) SINGLE GROUP
Body Width1.375 INCHES MAXIMUM IN
Distance Between Mounting Facility Centers1.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Winding Operating Voltage26.25 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Terminal Type and Quantity8 TAB, SOLDER LUG
Body Height1.469 INCHES MAXIMUM IN
Frequency Rating400.0 HERTZ NOMINAL SINGLE COMPONENT
Inclosure TypeFULLY INCLOSED
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Mounting Hole Diameter0.172 INCHES NOMINAL SINGLE GROUP IN
Winding Operating Current57.9 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
Reliability IndicatorNOT ESTABLISHED
Winding Shielding MethodINTERNAL SHIELD BROUGHT OUT TO TERMINAL SINGLE COMPONENT
Maximum Operating Temp85.0 CELSIUS DEGC
Body Length1.375 INCHES MAXIMUM IN
Mounting Facility Quantity2 SINGLE GROUP
Winding Operating Voltage101.40 AC VOLTS NOMINAL AND 105.00 AC VOLTS NOMINAL AND 108.60 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
4530-00-394-8498M-5-2-31 INTERCHANGEABLE
Mould Assembly,refractory
Todd Combustion Inc
Cross-Reference Index
Part NumberManufacturer
M5231 Microtran Co Inc (USA)
3213 Gladding Corp (USA)
188525-000 PRIMARY Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems (USA)
Related Parts
4530-00-394-8498INTERCHANGEABLE
MOULD ASSEMBLY,REFRACTORY
M-5-2-31

Frequently Asked Questions

What is NSN 5950-00-868-1666?

NSN 5950-00-868-1666 is a Transformer,power, manufactured by Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-868-1666?

NSN 5950-00-868-1666 has 3 cross-referenced part numbers: M5231 (Microtran Co Inc), 3213 (Gladding Corp), 188525-000 (Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems).

What NSN replaces 5950-00-868-1666?

There is 1 known substitute for 5950-00-868-1666: 4530-00-394-8498. Verify interchangeability with system specifications before substitution.

What are the specifications of 188525-000?

Key specifications for 188525-000: Mounting Method: BRACKET(S) AND UNTHREADED HOLE(S) SINGLE GROUP; Body Width: 1.375 INCHES MAXIMUM IN; Distance Between Mounting Facility Centers: 1.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT. 19 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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