PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

302556Transformer,power

Naval Ship Systems Command · NSN 5950-00-193-8744 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-193-8744 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-193-8744. Primary manufacturer part number: 302556.
Features
  • Transformer,power — FSC 5950
  • Body Width: 4.062 INCHES NOMINAL IN
  • Winding Function and Quantity: 1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
  • Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
  • Winding Operating Current: 3.0 AMPERES AC MAXIMUM SINGLE COMPONENT SECOND SECONDARY
  • Terminal Type and Quantity: 7 STANDOFF, THREADED STUD
  • Winding Operating Voltage: 744.00 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 2.875 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-00-193-8744, 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 Naval Ship Systems Command. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-193-8744
Primary Part Number302556
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerNaval Ship Systems Command
StatusACTIVE
Body Width4.062 INCHES NOMINAL IN
Winding Function and Quantity1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Winding Operating Current3.0 AMPERES AC MAXIMUM SINGLE COMPONENT SECOND SECONDARY
Terminal Type and Quantity7 STANDOFF, THREADED STUD
Winding Operating Voltage744.00 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
Center to Center Distance Between Mounting Facilities Parallel to Length2.875 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Nominal Thread Size0.250 INCHES SINGLE GROUP IN
Mounting Facility Quantity4 SINGLE GROUP
Body Height5.000 INCHES NOMINAL IN
Reliability IndicatorNOT ESTABLISHED
Frequency Rating60.0 HERTZ NOMINAL SINGLE COMPONENT
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Thread Quantity Per Inch20 SINGLE GROUP
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Winding Operating Current175.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT FIRST SECONDARY
Body Length5.062 INCHES NOMINAL IN
Winding Operating Voltage5.00 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
Center to Center Distance Between Mounting Facilities Parallel to Width3.875 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Inclosure TypeHERMETICALLY SEALED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
3510-01-142-2348 INTERCHANGEABLE
Diaphragm,laundry,press
5340-01-386-632732485 INTERCHANGEABLE
Retainer,helical Compression Spr
Circor Aerospace, Inc. Dba Circor Aerospace Inc
4820-01-412-675032485 INTERCHANGEABLE
Retainer,seat,valve
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
5910-01-436-0144908-274-0001 INTERCHANGEABLE
Capacitor Assembly
Northrop Grumman Systems Corporation
Cross-Reference Index
Part NumberManufacturer
463-001-189 Sherjor Inc (USA)
A462 Dongan Electric Manufacturing Company (USA)
TR1044 Bae Systems Information and Electronic Systems Integration Inc. (USA)
302556 PRIMARY Naval Ship Systems Command (USA)
32485 Edo (USA)
Related Parts
3510-01-142-2348INTERCHANGEABLE
DIAPHRAGM,LAUNDRY,PRESS
5340-01-386-6327INTERCHANGEABLE
RETAINER,HELICAL COMPRESSION SPR
32485
4820-01-412-6750INTERCHANGEABLE
RETAINER,SEAT,VALVE
32485
5910-01-436-0144INTERCHANGEABLE
CAPACITOR ASSEMBLY
908-274-0001

Frequently Asked Questions

What is NSN 5950-00-193-8744?

NSN 5950-00-193-8744 is a Transformer,power, manufactured by Naval Ship Systems Command, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-193-8744?

NSN 5950-00-193-8744 has 5 cross-referenced part numbers: 463-001-189 (Sherjor Inc), A462 (Dongan Electric Manufacturing Company), TR1044 (Bae Systems Information and Electronic Systems Integration Inc.), 302556 (Naval Ship Systems Command), 32485 (Edo).

What NSN replaces 5950-00-193-8744?

There are 4 known substitutes for 5950-00-193-8744: 3510-01-142-2348, 5340-01-386-6327, 4820-01-412-6750 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 302556?

Key specifications for 302556: Body Width: 4.062 INCHES NOMINAL IN; Winding Function and Quantity: 1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT; Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT; Winding Operating Current: 3.0 AMPERES AC MAXIMUM SINGLE COMPONENT SECOND SECONDARY. 21 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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