PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

80128Transformer,power

Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems · NSN 5950-00-838-1930 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-838-1930 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-838-1930. Primary manufacturer part number: 80128.
Features
  • Transformer,power — FSC 5950
  • Body Height: 7.500 INCHES NOMINAL IN
  • Winding Operating Voltage: 440.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
  • Terminal Type and Quantity: 13 TAB, SOLDER LUG
  • Reliability Indicator: NOT ESTABLISHED
  • Nominal Thread Size: 0.500 INCHES SINGLE GROUP IN
  • Body Length: 5.000 INCHES NOMINAL IN
  • Winding Operating Voltage: 52.00 AC VOLTS NOMINAL SINGLE COMPONENT THIRD SECONDARY
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-00-838-1930, 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 23 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. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-838-1930
Primary Part Number80128
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerBae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems
StatusACTIVE
Body Height7.500 INCHES NOMINAL IN
Winding Operating Voltage440.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Terminal Type and Quantity13 TAB, SOLDER LUG
Reliability IndicatorNOT ESTABLISHED
Nominal Thread Size0.500 INCHES SINGLE GROUP IN
Body Length5.000 INCHES NOMINAL IN
Winding Operating Voltage52.00 AC VOLTS NOMINAL SINGLE COMPONENT THIRD SECONDARY
Frequency Rating60.0 HERTZ NOMINAL SINGLE COMPONENT
Center to Center Distance Between Mounting Facilities Parallel to Length3.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Body Width3.500 INCHES NOMINAL IN
Thread Quantity Per Inch20 SINGLE GROUP
Inclosure TypeFULLY INCLOSED
Winding Operating Current7.3 AMPERES AC MAXIMUM SINGLE COMPONENT FIRST SECONDARY
Winding Operating Voltage22.00 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
Winding Operating Current1.6 AMPERES AC MAXIMUM SINGLE COMPONENT SECOND SECONDARY
Input-Output Phase RelationshipTHREE PHASE TO THREE PHASE SINGLE COMPONENT
Winding Operating Current60.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT THIRD SECONDARY
Center to Center Distance Between Mounting Facilities Parallel to Width6.187 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Mounting Facility Quantity4 SINGLE GROUP
Mounting MethodTHREADED HOLE(S) SINGLE GROUP
Winding Function and Quantity1 PRIMARY AND 3 SECONDARY SINGLE COMPONENT
Winding Operating Voltage14.50 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
Thread Series DesignatorUNF SINGLE GROUP
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
2940-00-074-35844L9852 INTERCHANGEABLE
Filter Element,intake Air Cleane
Caterpillar Inc Div Caterpillar Defense
1680-00-438-38424285-2 INTERCHANGEABLE
Adapter Assy,pressu
Safran Electronics & Defense, Avionics Usa, Llc Dba Use CAGE Code 879b2 for Cataloging
9905-00-694-0872 INTERCHANGEABLE
Plate,identification
6685-00-828-6565122358 INTERCHANGEABLE
Gage,pressure,dial Indicating
Ametek, Inc. Div Aerospace & Defense
5930-01-017-577642852 INTERCHANGEABLE
Switch Subassembly
Setra Systems, Inc. Dba Gems Sensors
2915-01-059-229842852 INTERCHANGEABLE
Fuel,indicator Assembly
Eaton Corporation Dba Airframe Div Fuel & Motion Control Systems
5120-01-134-9593201D INTERCHANGEABLE
Die,crimping Tool
Abb Installation Products Inc
1650-01-256-650442852 INTERCHANGEABLE
Button,dampener,flutter
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
3030-01-315-040870508 INTERCHANGEABLE
Belt,v
Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba
6240-01-459-246780128 INTERCHANGEABLE
Lamp,metal Halide
Venture Lighting International, Inc. Dba Venture Lighting Intl
Cross-Reference Index
Part NumberManufacturer
80128 PRIMARY Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems (USA)
42852 Coast/advanced Chip Magnetics, Inc. (USA)
80128 Lockheed Corp Lockheed Electronics Co Inc (USA)
Related Parts
2940-00-074-3584INTERCHANGEABLE
FILTER ELEMENT,INTAKE AIR CLEANE
4L9852
1680-00-438-3842INTERCHANGEABLE
ADAPTER ASSY,PRESSU
4285-2
9905-00-694-0872INTERCHANGEABLE
PLATE,IDENTIFICATION
6685-00-828-6565INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
122358
5930-01-017-5776INTERCHANGEABLE
SWITCH SUBASSEMBLY
42852
2915-01-059-2298INTERCHANGEABLE
FUEL,INDICATOR ASSEMBLY
42852
5120-01-134-9593INTERCHANGEABLE
DIE,CRIMPING TOOL
201D
1650-01-256-6504INTERCHANGEABLE
BUTTON,DAMPENER,FLUTTER
42852
3030-01-315-0408INTERCHANGEABLE
BELT,V
70508
6240-01-459-2467INTERCHANGEABLE
LAMP,METAL HALIDE
80128
2530-01-485-3195INTERCHANGEABLE
RING,ALIGNING,DUAL TIRE RIMS
42852

Frequently Asked Questions

What is NSN 5950-00-838-1930?

NSN 5950-00-838-1930 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 5950-00-838-1930?

NSN 5950-00-838-1930 has 3 cross-referenced part numbers: 80128 (Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems), 42852 (Coast/advanced Chip Magnetics, Inc.), 80128 (Lockheed Corp Lockheed Electronics Co Inc).

What NSN replaces 5950-00-838-1930?

There are 11 known substitutes for 5950-00-838-1930: 2940-00-074-3584, 1680-00-438-3842, 9905-00-694-0872 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 80128?

Key specifications for 80128: Body Height: 7.500 INCHES NOMINAL IN; Winding Operating Voltage: 440.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY; Terminal Type and Quantity: 13 TAB, SOLDER LUG; Reliability Indicator: NOT ESTABLISHED. 23 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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