PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10557403-7Transformer,power

Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate · NSN 5950-00-859-7859 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-859-7859 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-859-7859. Primary manufacturer part number: 10557403-7.
Features
  • Transformer,power — FSC 5950
  • Winding Function and Quantity: 1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
  • Specification/standard Data: 19200-10557403 MANUFACTURERS SOURCE CONTROL
  • Inclosure Type: OPEN
  • Terminal Type and Quantity: 9 WIRE LEAD
  • Body Height: 0.875 INCHES MAXIMUM IN
  • Body Width: 0.641 INCHES MAXIMUM IN
  • Frequency Rating: 1.5 KILOHERTZ NOMINAL 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 5950-00-859-7859, 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 Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate. Government technical data includes 10 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-859-7859
Primary Part Number10557403-7
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerCombat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate
StatusACTIVE
Winding Function and Quantity1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
Specification/standard Data19200-10557403 MANUFACTURERS SOURCE CONTROL
Inclosure TypeOPEN
Terminal Type and Quantity9 WIRE LEAD
Body Height0.875 INCHES MAXIMUM IN
Body Width0.641 INCHES MAXIMUM IN
Frequency Rating1.5 KILOHERTZ NOMINAL SINGLE COMPONENT
Reliability IndicatorNOT ESTABLISHED
Body Length0.766 INCHES MAXIMUM IN
Mounting MethodTERMINAL SINGLE GROUP
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5310-00-024-2853A3107 INTERCHANGEABLE
Washer,flat
Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.
3110-00-100-0311001-30144 INTERCHANGEABLE
Cup,tapered Roller Bearing
Tvh Parts Co.
5998-00-920-4288A3107 INTERCHANGEABLE
Printed Circuit Board
Naval Inventory Control Point Mechanicsburg
3020-00-986-7138A3107 INTERCHANGEABLE
Gear,spur
Simmonds Precision Products Inc
5961-01-066-9507 INTERCHANGEABLE
Semiconductor Device,diode
5360-01-354-2008A-3107 INTERCHANGEABLE
Spring,helical,compression
Hartzell Propeller Llc
Cross-Reference Index
Part NumberManufacturer
10557403-7 Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA)
T774 Westamp Inc (USA)
A3107 Data Device Corp Dba Beta Transformer Technology (USA)
Related Parts
5310-00-024-2853INTERCHANGEABLE
WASHER,FLAT
A3107
3110-00-100-0311INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
001-30144
5998-00-920-4288INTERCHANGEABLE
PRINTED CIRCUIT BOARD
A3107
3020-00-986-7138INTERCHANGEABLE
GEAR,SPUR
A3107
5961-01-066-9507INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5360-01-354-2008INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
A-3107

Frequently Asked Questions

What is NSN 5950-00-859-7859?

NSN 5950-00-859-7859 is a Transformer,power, manufactured by Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-859-7859?

NSN 5950-00-859-7859 has 3 cross-referenced part numbers: 10557403-7 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate), T774 (Westamp Inc), A3107 (Data Device Corp Dba Beta Transformer Technology).

What NSN replaces 5950-00-859-7859?

There are 6 known substitutes for 5950-00-859-7859: 5310-00-024-2853, 3110-00-100-0311, 5998-00-920-4288 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 10557403-7?

Key specifications for 10557403-7: Winding Function and Quantity: 1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT; Specification/standard Data: 19200-10557403 MANUFACTURERS SOURCE CONTROL; Inclosure Type: OPEN; Terminal Type and Quantity: 9 WIRE LEAD. 10 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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