PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21045Transformer,power

Data Device Corp Dba Beta Transformer Technology · NSN 5950-01-296-8789 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-296-8789 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-296-8789. Primary manufacturer part number: 21045.
Features
  • Transformer,power — FSC 5950
  • Frequency Rating: 400.0 HERTZ NOMINAL SINGLE COMPONENT
  • Mounting Method: TERMINAL SINGLE GROUP
  • Transformer Winding Connection Type: SCOTT
  • Body Width: 0.610 INCHES MAXIMUM IN
  • Terminal Type and Quantity: 9 PIN
  • Input-Output Phase Relationship: THREE PHASE TO TWO PHASE SINGLE COMPONENT
  • Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-01-296-8789, 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 Data Device Corp Dba Beta Transformer Technology. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-01-296-8789
Primary Part Number21045
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerData Device Corp Dba Beta Transformer Technology
StatusACTIVE
Frequency Rating400.0 HERTZ NOMINAL SINGLE COMPONENT
Mounting MethodTERMINAL SINGLE GROUP
Transformer Winding Connection TypeSCOTT
Body Width0.610 INCHES MAXIMUM IN
Terminal Type and Quantity9 PIN
Input-Output Phase RelationshipTHREE PHASE TO TWO PHASE SINGLE COMPONENT
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Body Height0.300 INCHES MAXIMUM IN
Reliability IndicatorNOT ESTABLISHED
Body Length0.810 INCHES MAXIMUM IN
Inclosure TypeFULLY INCLOSED
Winding Operating Voltage90.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
6150-00-004-455421045 INTERCHANGEABLE
Bus,conductor
Methode Electronics Inc Div Power Solutions Group
3110-00-144-86680042847-4 INTERCHANGEABLE
Bearing,ball,annular
New Holland Construction
5325-00-841-0265 INTERCHANGEABLE
Ring,retaining
1420-00-906-6291PS843900000F1 INTERCHANGEABLE
Socket Flare
Lockheed Martin Corporation Div Rotary and Mission Systems
5945-01-050-688021-045 INTERCHANGEABLE
Relay,hybrid
Te Connectivity Corporation
5340-01-100-489721045 INTERCHANGEABLE
Cover,access
Smiths Aerospace, Inc., Electronic Systems-Grand Rapids
5315-01-166-202521045 INTERCHANGEABLE
Spring Pin
Paccar Winch Inc Dba Paccar Winch Division
5305-01-212-3450H12-0002-206 INTERCHANGEABLE
Screw,machine
L3harris Technologies, Inc. Dba Harris Corp Div Harris Defense Communications
5950-01-215-67135586846 INTERCHANGEABLE
Transformer,power
Naval Sea Systems Command
6515-01-592-879764029-CB INTERCHANGEABLE
Module,backpack,medical
Tryco Incorporated Dba Tryco Inc
Cross-Reference Index
Part NumberManufacturer
21045 PRIMARY Data Device Corp Dba Beta Transformer Technology (USA)
Related Parts
6150-00-004-4554INTERCHANGEABLE
BUS,CONDUCTOR
21045
3110-00-144-8668INTERCHANGEABLE
BEARING,BALL,ANNULAR
0042847-4
5325-00-841-0265INTERCHANGEABLE
RING,RETAINING
1420-00-906-6291INTERCHANGEABLE
SOCKET FLARE
PS843900000F1
5945-01-050-6880INTERCHANGEABLE
RELAY,HYBRID
21-045
5340-01-100-4897INTERCHANGEABLE
COVER,ACCESS
21045
5315-01-166-2025INTERCHANGEABLE
SPRING PIN
21045
5305-01-212-3450INTERCHANGEABLE
SCREW,MACHINE
H12-0002-206
5950-01-215-6713INTERCHANGEABLE
TRANSFORMER,POWER
5586846
6515-01-592-8797INTERCHANGEABLE
MODULE,BACKPACK,MEDICAL
64029-CB

Frequently Asked Questions

What is NSN 5950-01-296-8789?

NSN 5950-01-296-8789 is a Transformer,power, manufactured by Data Device Corp Dba Beta Transformer Technology, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-01-296-8789?

NSN 5950-01-296-8789 has 1 cross-referenced part number: 21045 (Data Device Corp Dba Beta Transformer Technology).

What NSN replaces 5950-01-296-8789?

There are 10 known substitutes for 5950-01-296-8789: 6150-00-004-4554, 3110-00-144-8668, 5325-00-841-0265 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21045?

Key specifications for 21045: Frequency Rating: 400.0 HERTZ NOMINAL SINGLE COMPONENT; Mounting Method: TERMINAL SINGLE GROUP; Transformer Winding Connection Type: SCOTT; Body Width: 0.610 INCHES MAXIMUM IN. 13 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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