PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2237Transformer,power

Magnetic Components Inc · NSN 5950-00-646-2278 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-646-2278 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-646-2278. Primary manufacturer part number: 2237.
Features
  • Transformer,power — FSC 5950
  • Thread Quantity Per Inch: 32 SINGLE GROUP
  • Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
  • Mounting Method: THREADED HOLE(S) SINGLE GROUP
  • Distance Between Mounting Facility Centers: 0.875 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Body Length: 1.700 INCHES NOMINAL IN
  • Winding Operating Voltage: 24.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-00-646-2278, 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 Magnetic Components Inc. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN5950-00-646-2278
Primary Part Number2237
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerMagnetic Components Inc
StatusACTIVE
Thread Quantity Per Inch32 SINGLE GROUP
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Mounting MethodTHREADED HOLE(S) SINGLE GROUP
Distance Between Mounting Facility Centers0.875 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Body Length1.700 INCHES NOMINAL IN
Winding Operating Voltage24.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Body Outside Diameter1.330 INCHES NOMINAL IN
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Reliability IndicatorNOT ESTABLISHED
Terminal Type and Quantity5 STANDOFF, SOLDER LUG
Inclosure TypeHERMETICALLY SEALED
Nominal Thread Size0.138 INCHES SINGLE GROUP IN
Winding Operating Current40.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
Mounting Facility Quantity2 SINGLE GROUP
Frequency Rating400.0 HERTZ NOMINAL SINGLE COMPONENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6660-00-075-6666 INTERCHANGEABLE
Barometer,aneroid
4520-00-143-92152237 INTERCHANGEABLE
Heating Element,electrical,nonim
Duke Mfg Co
5310-00-208-8892 INTERCHANGEABLE
Nut,plain,round
5330-00-252-66392237 INTERCHANGEABLE
Gasket
Bae Systems Land & Armaments L.p.
6685-00-301-997022-37 INTERCHANGEABLE
Gage,pressure,dial Indicating
Circor Aerospace, Inc. Dba Circor Aerospace Inc
5365-00-350-54425824FX INTERCHANGEABLE
Plug,machine Thread
Oshkosh Defense Llc
6640-00-404-50001220-4L INTERCHANGEABLE
Bottle,aspirator
Corning Incorporated Div Life Sci, Opt Fiber, Environ, Specialty Mtl, R&d, Mte
5905-00-442-1935 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
2940-00-857-1982101237 INTERCHANGEABLE
Filter Element,intake Air Cleane
Cummins Filtration Inc.
6150-01-066-82542237 INTERCHANGEABLE
Cable Assembly,power,electrical
Mission Systems Davenport Inc.
Cross-Reference Index
Part NumberManufacturer
2237 Magnetic Components Inc (USA)
Related Parts
6660-00-075-6666INTERCHANGEABLE
BAROMETER,ANEROID
4520-00-143-9215INTERCHANGEABLE
HEATING ELEMENT,ELECTRICAL,NONIM
2237
5310-00-208-8892INTERCHANGEABLE
NUT,PLAIN,ROUND
5330-00-252-6639INTERCHANGEABLE
GASKET
2237
6685-00-301-9970INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
22-37
5365-00-350-5442INTERCHANGEABLE
PLUG,MACHINE THREAD
5824FX
6640-00-404-5000INTERCHANGEABLE
BOTTLE,ASPIRATOR
1220-4L
5905-00-442-1935INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
2940-00-857-1982INTERCHANGEABLE
FILTER ELEMENT,INTAKE AIR CLEANE
101237
6150-01-066-8254INTERCHANGEABLE
CABLE ASSEMBLY,POWER,ELECTRICAL
2237
5945-01-185-5264INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
3040-01-239-9187INTERCHANGEABLE
PAWL
2237

Frequently Asked Questions

What is NSN 5950-00-646-2278?

NSN 5950-00-646-2278 is a Transformer,power, manufactured by Magnetic Components Inc, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-646-2278?

NSN 5950-00-646-2278 has 1 cross-referenced part number: 2237 (Magnetic Components Inc).

What NSN replaces 5950-00-646-2278?

There are 12 known substitutes for 5950-00-646-2278: 6660-00-075-6666, 4520-00-143-9215, 5310-00-208-8892 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2237?

Key specifications for 2237: Thread Quantity Per Inch: 32 SINGLE GROUP; Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP; Mounting Method: THREADED HOLE(S) SINGLE GROUP. 17 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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