PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

9100-3043Transformer,power

Keysight Technologies Inc · NSN 5950-01-128-0752 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-128-0752 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-128-0752. Primary manufacturer part number: 9100-3043.
Features
  • Transformer,power — FSC 5950
  • Inclosure Type: PARTIALLY INCLOSED
  • Winding Operating Voltage: 2.80 AC VOLTS NOMINAL AND 20.20 AC VOLTS NOMINAL AND 22.30 AC VOLTS NOMINAL SINGLE COMPONENT THIRD SECONDARY
  • Winding Operating Voltage: 36.00 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 3.440 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Winding Function and Quantity: 2 PRIMARY AND 3 SECONDARY SINGLE COMPONENT
  • Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
  • Winding Operating Voltage: 22.00 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-01-128-0752, 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 Keysight Technologies Inc. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-01-128-0752
Primary Part Number9100-3043
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerKeysight Technologies Inc
StatusACTIVE
Inclosure TypePARTIALLY INCLOSED
Winding Operating Voltage2.80 AC VOLTS NOMINAL AND 20.20 AC VOLTS NOMINAL AND 22.30 AC VOLTS NOMINAL SINGLE COMPONENT THIRD SECONDARY
Winding Operating Voltage36.00 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
Center to Center Distance Between Mounting Facilities Parallel to Length3.440 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Function and Quantity2 PRIMARY AND 3 SECONDARY SINGLE COMPONENT
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Winding Operating Voltage22.00 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
Mounting Hole Diameter0.218 INCHES NOMINAL SINGLE GROUP IN
Frequency Rating50.0 HERTZ MINIMUM AND 400.0 HERTZ MAXIMUM SINGLE COMPONENT
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT FIRST PRIMARY
Winding Operating Current3.1 AMPERES DC MAXIMUM SINGLE COMPONENT SECOND SECONDARY
Winding Operating Current4.1 AMPERES DC MAXIMUM SINGLE COMPONENT THIRD SECONDARY
Winding Operating Voltage96.20 AC VOLTS NOMINAL AND 115.00 AC VOLTS NOMINAL SINGLE COMPONENT SECOND PRIMARY
Winding Operating Current0.35 AMPERES DC MAXIMUM SINGLE COMPONENT FIRST SECONDARY
Mounting Facility Quantity4 SINGLE GROUP
Winding Shielding MethodINTERNAL SHIELD GROUNDED TO CORE SINGLE COMPONENT
Terminal Type and Quantity15 TAB, SOLDER LUG
Body Height3.950 INCHES MAXIMUM IN
Center to Center Distance Between Mounting Facilities Parallel to Width2.750 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Mounting MethodUNTHREADED HOLE(S) SINGLE GROUP
Reliability IndicatorNOT ESTABLISHED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5950-00-003-4652 INTERCHANGEABLE
Transformer,audio Frequency
5996-00-289-984743448 INTERCHANGEABLE
Amplifier,audio Frequency
L3harris Technologies, Inc. Div Space and Airborne Systems
Cross-Reference Index
Part NumberManufacturer
9100-3043 PRIMARY Keysight Technologies Inc (USA)
4-3448 Tranex, Inc. (USA)
9100-3043 Hewlett-Packard Company Dba HP (USA)
9100-3043 Keysight Technologies, Inc. (USA)
Related Parts
5950-00-003-4652INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
5996-00-289-9847INTERCHANGEABLE
AMPLIFIER,AUDIO FREQUENCY
43448

Frequently Asked Questions

What is NSN 5950-01-128-0752?

NSN 5950-01-128-0752 is a Transformer,power, manufactured by Keysight Technologies Inc, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-01-128-0752?

NSN 5950-01-128-0752 has 4 cross-referenced part numbers: 9100-3043 (Keysight Technologies Inc), 4-3448 (Tranex, Inc.), 9100-3043 (Hewlett-Packard Company Dba HP), 9100-3043 (Keysight Technologies, Inc.).

What NSN replaces 5950-01-128-0752?

There are 2 known substitutes for 5950-01-128-0752: 5950-00-003-4652, 5996-00-289-9847. Verify interchangeability with system specifications before substitution.

What are the specifications of 9100-3043?

Key specifications for 9100-3043: Overall Length: 4.300 INCHES MAXIMUM IN; Inclosure Type: PARTIALLY INCLOSED; Winding Operating Voltage: 2.80 AC VOLTS NOMINAL AND 20.20 AC VOLTS NOMINAL AND 22.30 AC VOLTS NOMINAL SINGLE COMPONENT THIRD SECONDARY; Winding Operating Voltage: 36.00 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY. 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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