PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2180991-1Transformer Assembly

Honeywell Intl Dba Honeywell Div Business and General Aviation · NSN 5950-00-082-1436 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-082-1436 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-082-1436. Primary manufacturer part number: 2180991-1.
Features
  • Transformer Assembly — FSC 5950
  • Rating Method: ELECTRICAL SINGLE COMPONENT SECOND SECONDARY
  • Frequency Rating: 400.0 HERTZ NOMINAL ALL COMPONENTS
  • Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE ALL COMPONENTS
  • Body Height: 3.250 INCHES NOMINAL IN
  • Center to Center Distance Between Mounting Facilities Parallel to Width: 2.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Body Length: 3.625 INCHES NOMINAL IN
  • Reliability Indicator: NOT ESTABLISHED
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer Assembly, cataloged under National Stock Number 5950-00-082-1436, 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 Honeywell Intl Dba Honeywell Div Business and General Aviation. Government technical data includes 26 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 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
NSN5950-00-082-1436
Primary Part Number2180991-1
Item NameTransformer Assembly
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerHoneywell Intl Dba Honeywell Div Business and General Aviation
StatusACTIVE
Rating MethodELECTRICAL SINGLE COMPONENT SECOND SECONDARY
Frequency Rating400.0 HERTZ NOMINAL ALL COMPONENTS
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE ALL COMPONENTS
Body Height3.250 INCHES NOMINAL IN
Center to Center Distance Between Mounting Facilities Parallel to Width2.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Body Length3.625 INCHES NOMINAL IN
Reliability IndicatorNOT ESTABLISHED
Nominal Thread Size0.164 INCHES SINGLE GROUP IN
Winding Function and Quantity1 PRIMARY, FIXED AUTOTRANSFORMER TYPE AND 2 SECONDARY ALL COMPONENTS
Winding Shielding MethodINTERNAL SHIELD GROUNDED TO INCLOSURE AND CORE SINGLE COMPONENT
Body Width3.125 INCHES NOMINAL IN
Mounting MethodTHREADED HOLE(S) SINGLE GROUP
Winding Operating Current10.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT FIRST SECONDARY
Rating MethodELECTRICAL SINGLE COMPONENT FIRST SECONDARY
Winding Operating Voltage220.00 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
Mounting Facility Quantity4 SINGLE GROUP
Center to Center Distance Between Mounting Facilities Parallel to Length2.625 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Rating MethodELECTRICAL SINGLE COMPONENT SINGLE PRIMARY INPUT
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY INPUT
Inclosure TypeFULLY INCLOSED
Winding Operating Voltage1.60 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Winding Operating Voltage111.00 AC VOLTS NOMINAL AND 113.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY OUTPUT
Terminal Type and Quantity8 TAB, SOLDER LUG
Winding Operating Current45.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SECOND SECONDARY
Rating MethodELECTRICAL SINGLE COMPONENT SINGLE PRIMARY OUTPUT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
9540-00-179-9667 INTERCHANGEABLE
Angle,structural
Cross-Reference Index
Part NumberManufacturer
PA5641 United Transformer Corp Sub of Opt Industries Inc (USA)
2180991-1 PRIMARY Honeywell Intl Dba Honeywell Div Business and General Aviation (USA)
TE10553 Transformer Engineers Co a Div of Standard Industries Inc (USA)
2180991-1 Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin (USA)
PA5641 PRIMARY Magnetika Inc (USA)
2180991-1 L3 Technologies, Inc. Div Communication Systems-East (USA)
Related Parts
9540-00-179-9667INTERCHANGEABLE
ANGLE,STRUCTURAL

Frequently Asked Questions

What is NSN 5950-00-082-1436?

NSN 5950-00-082-1436 is a Transformer Assembly, manufactured by Honeywell Intl Dba Honeywell Div Business and General Aviation, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-082-1436?

NSN 5950-00-082-1436 has 6 cross-referenced part numbers: PA5641 (United Transformer Corp Sub of Opt Industries Inc), 2180991-1 (Honeywell Intl Dba Honeywell Div Business and General Aviation), TE10553 (Transformer Engineers Co a Div of Standard Industries Inc), 2180991-1 (Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin), PA5641 (Magnetika Inc) and 1 more.

What NSN replaces 5950-00-082-1436?

There is 1 known substitute for 5950-00-082-1436: 9540-00-179-9667. Verify interchangeability with system specifications before substitution.

What are the specifications of 2180991-1?

Key specifications for 2180991-1: Rating Method: ELECTRICAL SINGLE COMPONENT SECOND SECONDARY; Frequency Rating: 400.0 HERTZ NOMINAL ALL COMPONENTS; Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE ALL COMPONENTS; Body Height: 3.250 INCHES NOMINAL IN. 26 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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