PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

R42Transformer,power

Magnetika Inc Div Magnetika/phillipsburg Location · NSN 5950-01-036-5202 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-036-5202 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-036-5202. Primary manufacturer part number: R42.
Features
  • Transformer,power — FSC 5950
  • Winding Operating Voltage: 115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
  • Body Height: 3.500 INCHES NOMINAL IN
  • Winding Operating Voltage: 230.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
  • Body Width: 3.000 INCHES NOMINAL IN
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 2.250 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
  • Body Length: 3.500 INCHES NOMINAL IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-01-036-5202, 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 Magnetika Inc Div Magnetika/phillipsburg Location. Government technical data includes 16 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
NSN5950-01-036-5202
Primary Part NumberR42
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerMagnetika Inc Div Magnetika/phillipsburg Location
StatusACTIVE
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Body Height3.500 INCHES NOMINAL IN
Winding Operating Voltage230.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Body Width3.000 INCHES NOMINAL IN
Center to Center Distance Between Mounting Facilities Parallel to Length2.250 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Body Length3.500 INCHES NOMINAL IN
Terminal Type and Quantity4 TAB, SOLDER LUG
Mounting Slot Width0.188 INCHES NOMINAL SINGLE GROUP IN
Frequency Rating50.0 HERTZ MINIMUM AND 60.0 HERTZ MAXIMUM SINGLE COMPONENT
Inclosure TypePARTIALLY INCLOSED, DOUBLE SHELL
Mounting Facility Quantity4 SINGLE GROUP
Mounting MethodFLANGE AND SLOT SINGLE GROUP
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Center to Center Distance Between Mounting Facilities Parallel to Width2.063 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Reliability IndicatorNOT ESTABLISHED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
3455-00-250-0770 INTERCHANGEABLE
Cutter,milling,end
4110-01-119-3959 INTERCHANGEABLE
Refrigerator-Freezer,mechanical,
5975-01-205-3443R-42 INTERCHANGEABLE
Adapter,electrical Conduit
Killark Electric Mfg Co
5120-01-278-8251 INTERCHANGEABLE
Socket,socket Wrench
Cross-Reference Index
Part NumberManufacturer
R42 PRIMARY Magnetika Inc Div Magnetika/phillipsburg Location (USA)
R42 United Transformer Corp Sub of Opt Industries Inc (USA)
PEI8258 Precision Electronics, Inc (USA)
783401 Electronic Transformer Corp Div Electronic Transformer Corporation (USA)
R42 Opt Industries Inc Div of Electronika Inc (USA)
Related Parts
3455-00-250-0770INTERCHANGEABLE
CUTTER,MILLING,END
4110-01-119-3959INTERCHANGEABLE
REFRIGERATOR-FREEZER,MECHANICAL,
5975-01-205-3443INTERCHANGEABLE
ADAPTER,ELECTRICAL CONDUIT
R-42
5120-01-278-8251INTERCHANGEABLE
SOCKET,SOCKET WRENCH

Frequently Asked Questions

What is NSN 5950-01-036-5202?

NSN 5950-01-036-5202 is a Transformer,power, manufactured by Magnetika Inc Div Magnetika/phillipsburg Location, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-01-036-5202?

NSN 5950-01-036-5202 has 5 cross-referenced part numbers: R42 (Magnetika Inc Div Magnetika/phillipsburg Location), R42 (United Transformer Corp Sub of Opt Industries Inc), PEI8258 (Precision Electronics, Inc), 783401 (Electronic Transformer Corp Div Electronic Transformer Corporation), R42 (Opt Industries Inc Div of Electronika Inc).

What NSN replaces 5950-01-036-5202?

There are 4 known substitutes for 5950-01-036-5202: 3455-00-250-0770, 4110-01-119-3959, 5975-01-205-3443 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of R42?

Key specifications for R42: Winding Operating Voltage: 115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY; Body Height: 3.500 INCHES NOMINAL IN; Winding Operating Voltage: 230.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY; Body Width: 3.000 INCHES NOMINAL IN. 16 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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