PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

603238Transformer,power

Lockheed Martin Corporation Div Rms - Mitchel Field · NSN 5950-00-565-9285 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-565-9285 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-565-9285. Primary manufacturer part number: 603238.
Features
  • Transformer,power — FSC 5950
  • Center to Center Distance Between Mounting Facilities Parallel to Width: 1.062 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
  • Winding Operating Voltage: 115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
  • Body Width: 1.125 INCHES MAXIMUM IN
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 1.688 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
  • Mounting Method: THREADED HOLE(S) SINGLE GROUP
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-00-565-9285, 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 Lockheed Martin Corporation Div Rms - Mitchel Field. 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-565-9285
Primary Part Number603238
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerLockheed Martin Corporation Div Rms - Mitchel Field
StatusACTIVE
Center to Center Distance Between Mounting Facilities Parallel to Width1.062 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Body Width1.125 INCHES MAXIMUM IN
Center to Center Distance Between Mounting Facilities Parallel to Length1.688 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Mounting MethodTHREADED HOLE(S) SINGLE GROUP
Reliability IndicatorNOT ESTABLISHED
Body Length2.172 INCHES MAXIMUM IN
Body Height2.375 INCHES MAXIMUM IN
Inclosure TypeFULLY INCLOSED
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Winding Operating Current440.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
Thread Quantity Per Inch32 SINGLE GROUP
Terminal Type and Quantity6 WIRE LEAD
Frequency Rating380.0 HERTZ MINIMUM AND 420.0 HERTZ MAXIMUM SINGLE COMPONENT
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Winding Shielding MethodINTERNAL SHIELD BROUGHT OUT TO TERMINAL SINGLE COMPONENT
Mounting Facility Quantity4 SINGLE GROUP
Nominal Thread Size0.138 INCHES SINGLE GROUP IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6110-00-096-60162547 INTERCHANGEABLE
Regulator,voltage
Electric Regulator Corp
5935-00-130-1741 INTERCHANGEABLE
Socket,plug-in Electronic Compon
7105-00-173-5408 INTERCHANGEABLE
Rail,folding Cot
1045-00-319-8029603238 INTERCHANGEABLE
Switch,control
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5935-00-450-8552131-1026 INTERCHANGEABLE
Adapter,connector
Amphenol Corporation Div Amphenol Rf
5305-00-586-9383L219363-3 INTERCHANGEABLE
Screw,machine
Raytheon Company Dba Raytheon Co
2920-00-590-4504608641 INTERCHANGEABLE
Armature,generator
Caterpillar Inc Div Caterpillar Defense
5975-00-661-0598P8475651P10 INTERCHANGEABLE
Box Connector,electrical
General Electric Co Electrical Distribution and Control
5340-00-772-966860-3238 INTERCHANGEABLE
Clip,spring Tension
The Boeing Company Div Defense
5930-00-871-7271SM-B-524735 INTERCHANGEABLE
Switch,rotary
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
Cross-Reference Index
Part NumberManufacturer
603238 PRIMARY Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
2547 Precision Electronics, Inc (USA)
Related Parts
6110-00-096-6016INTERCHANGEABLE
REGULATOR,VOLTAGE
2547
5935-00-130-1741INTERCHANGEABLE
SOCKET,PLUG-IN ELECTRONIC COMPON
7105-00-173-5408INTERCHANGEABLE
RAIL,FOLDING COT
1045-00-319-8029INTERCHANGEABLE
SWITCH,CONTROL
603238
5935-00-450-8552INTERCHANGEABLE
ADAPTER,CONNECTOR
131-1026
5305-00-586-9383INTERCHANGEABLE
SCREW,MACHINE
L219363-3
2920-00-590-4504INTERCHANGEABLE
ARMATURE,GENERATOR
608641
5975-00-661-0598INTERCHANGEABLE
BOX CONNECTOR,ELECTRICAL
P8475651P10
5340-00-772-9668INTERCHANGEABLE
CLIP,SPRING TENSION
60-3238
5930-00-871-7271INTERCHANGEABLE
SWITCH,ROTARY
SM-B-524735
5340-00-905-2505INTERCHANGEABLE
CASTER,SWIVEL
94TM10409-S001
3110-00-980-4974INTERCHANGEABLE
BEARING,BALL,ANNULAR
02-0547-00

Frequently Asked Questions

What is NSN 5950-00-565-9285?

NSN 5950-00-565-9285 is a Transformer,power, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-565-9285?

NSN 5950-00-565-9285 has 2 cross-referenced part numbers: 603238 (Lockheed Martin Corporation Div Rms - Mitchel Field), 2547 (Precision Electronics, Inc).

What NSN replaces 5950-00-565-9285?

There are 12 known substitutes for 5950-00-565-9285: 6110-00-096-6016, 5935-00-130-1741, 7105-00-173-5408 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 603238?

Key specifications for 603238: Center to Center Distance Between Mounting Facilities Parallel to Width: 1.062 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP; Winding Operating Voltage: 115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY; Body Width: 1.125 INCHES MAXIMUM IN. 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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