PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

S24257CTransformer,power

Electronic Transformer Corp Div Electronic Transformer Corporation · NSN 5950-00-647-5347 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-647-5347 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-647-5347. Primary manufacturer part number: S24257C.
Features
  • Transformer,power — FSC 5950
  • Winding Operating Voltage: 2.50 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
  • Thread Quantity Per Inch: 32 SINGLE GROUP
  • Winding Function and Quantity: 1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
  • Body Width: 3.000 INCHES NOMINAL IN
  • Nominal Thread Size: 0.164 INCHES SINGLE GROUP IN
  • Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE 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 5950-00-647-5347, 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 Electronic Transformer Corp Div Electronic Transformer Corporation. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 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
NSN5950-00-647-5347
Primary Part NumberS24257C
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerElectronic Transformer Corp Div Electronic Transformer Corporation
StatusACTIVE
Winding Operating Voltage2.50 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
Thread Quantity Per Inch32 SINGLE GROUP
Winding Function and Quantity1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Body Width3.000 INCHES NOMINAL IN
Nominal Thread Size0.164 INCHES SINGLE GROUP IN
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Winding Operating Current0.5 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SECOND SECONDARY
Body Length3.250 INCHES NOMINAL IN
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Body Height4.000 INCHES NOMINAL IN
Center to Center Distance Between Mounting Facilities Parallel to Width1.812 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Terminal Type and Quantity6 TAB, SOLDER LUG
Winding Operating Current1.75 AMPERES AC MAXIMUM SINGLE COMPONENT FIRST SECONDARY
Frequency Rating450.0 HERTZ MAXIMUM SINGLE COMPONENT
Mounting Facility Quantity4 SINGLE GROUP
Inclosure TypeHERMETICALLY SEALED
Center to Center Distance Between Mounting Facilities Parallel to Length2.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Operating Voltage4.55 AC KILOVOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5340-00-761-8959S933 INTERCHANGEABLE
Clamp,loop
The Gorman-Rupp Company Div Gorman-Rupp
5985-00-984-1734013-1223-000 INTERCHANGEABLE
Antenna
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
Cross-Reference Index
Part NumberManufacturer
X187 Rca Corp Government and Commercial Systems Commercial Commications Systems Div (USA)
S24257C PRIMARY Electronic Transformer Corp Div Electronic Transformer Corporation (USA)
Related Parts
5340-00-761-8959INTERCHANGEABLE
CLAMP,LOOP
S933
5985-00-984-1734INTERCHANGEABLE
ANTENNA
013-1223-000

Frequently Asked Questions

What is NSN 5950-00-647-5347?

NSN 5950-00-647-5347 is a Transformer,power, manufactured by Electronic Transformer Corp Div Electronic Transformer Corporation, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-647-5347?

NSN 5950-00-647-5347 has 2 cross-referenced part numbers: X187 (Rca Corp Government and Commercial Systems Commercial Commications Systems Div), S24257C (Electronic Transformer Corp Div Electronic Transformer Corporation).

What NSN replaces 5950-00-647-5347?

There are 2 known substitutes for 5950-00-647-5347: 5340-00-761-8959, 5985-00-984-1734. Verify interchangeability with system specifications before substitution.

What are the specifications of S24257C?

Key specifications for S24257C: Winding Operating Voltage: 2.50 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY; Thread Quantity Per Inch: 32 SINGLE GROUP; Winding Function and Quantity: 1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP. 20 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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