PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

N285197-1Transformer,power

Raytheon Company Dba Raytheon Co · NSN 5950-00-518-0203 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-518-0203 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-518-0203. Primary manufacturer part number: N285197-1.
Features
  • Transformer,power — FSC 5950
  • Winding Operating Current: 2.2 AMPERES AC MAXIMUM SINGLE COMPONENT FIRST SECONDARY
  • Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
  • Center to Center Distance Between Mounting Facilities Parallel to Width: 2.260 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Winding Operating Current: 2.2 AMPERES AC MAXIMUM SINGLE COMPONENT SECOND SECONDARY
  • Reliability Indicator: NOT ESTABLISHED
  • Winding Operating Voltage: 120.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
  • Frequency Rating: 50.0 HERTZ NOMINAL OR 60.0 HERTZ 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 5950-00-518-0203, 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 Raytheon Company Dba Raytheon Co. Government technical data includes 22 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-518-0203
Primary Part NumberN285197-1
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerRaytheon Company Dba Raytheon Co
StatusACTIVE
Winding Operating Current2.2 AMPERES AC MAXIMUM SINGLE COMPONENT FIRST SECONDARY
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Center to Center Distance Between Mounting Facilities Parallel to Width2.260 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Operating Current2.2 AMPERES AC MAXIMUM SINGLE COMPONENT SECOND SECONDARY
Reliability IndicatorNOT ESTABLISHED
Winding Operating Voltage120.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Frequency Rating50.0 HERTZ NOMINAL OR 60.0 HERTZ NOMINAL SINGLE COMPONENT
Inclosure TypeHERMETICALLY SEALED
Body Height4.380 INCHES MAXIMUM IN
Winding Function and Quantity1 PRIMARY AND 3 SECONDARY SINGLE COMPONENT
Winding Operating Current4.4 AMPERES AC MAXIMUM SINGLE COMPONENT THIRD SECONDARY
Body Width3.300 INCHES MAXIMUM IN
Terminal Type and Quantity8 STANDOFF, SOLDER LUG
Body Length3.740 INCHES MAXIMUM IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Winding Operating Voltage5.00 AC VOLTS NOMINAL SINGLE COMPONENT ALL SECONDARY
Thread Quantity Per Inch24 SINGLE GROUP
Mounting Facility Quantity4 SINGLE GROUP
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Nominal Thread Size0.190 INCHES SINGLE GROUP IN
Winding Shielding MethodINTERNAL SHIELD GROUNDED TO INCLOSURE SINGLE COMPONENT
Center to Center Distance Between Mounting Facilities Parallel to Length2.760 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
3455-01-004-1349 INTERCHANGEABLE
Cutter,milling,end
4810-01-074-973628356 INTERCHANGEABLE
Guide,valve
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
3020-01-110-100428356 INTERCHANGEABLE
Gear,spur
Moog Inc. Dba Ampac-Isp Corp
Cross-Reference Index
Part NumberManufacturer
28356 Freed Transformer Co (USA)
N285197-1 PRIMARY Raytheon Company Dba Raytheon Co (USA)
Related Parts
3455-01-004-1349INTERCHANGEABLE
CUTTER,MILLING,END
4810-01-074-9736INTERCHANGEABLE
GUIDE,VALVE
28356
3020-01-110-1004INTERCHANGEABLE
GEAR,SPUR
28356

Frequently Asked Questions

What is NSN 5950-00-518-0203?

NSN 5950-00-518-0203 is a Transformer,power, manufactured by Raytheon Company Dba Raytheon Co, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-518-0203?

NSN 5950-00-518-0203 has 2 cross-referenced part numbers: 28356 (Freed Transformer Co), N285197-1 (Raytheon Company Dba Raytheon Co).

What NSN replaces 5950-00-518-0203?

There are 3 known substitutes for 5950-00-518-0203: 3455-01-004-1349, 4810-01-074-9736, 3020-01-110-1004. Verify interchangeability with system specifications before substitution.

What are the specifications of N285197-1?

Key specifications for N285197-1: Winding Operating Current: 2.2 AMPERES AC MAXIMUM SINGLE COMPONENT FIRST SECONDARY; Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT; Center to Center Distance Between Mounting Facilities Parallel to Width: 2.260 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Winding Operating Current: 2.2 AMPERES AC MAXIMUM SINGLE COMPONENT SECOND SECONDARY. 22 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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