PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4178Reactor

Magnetek Inc Lighting Products Group · NSN 5950-00-992-3766 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-992-3766 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-992-3766. Primary manufacturer part number: 4178.
Features
  • Reactor — FSC 5950
  • Inclosure Type: FULLY INCLOSED
  • Inductance Type: FIXED
  • DC Resistance Rating in Ohms: 650.000 SINGLE COMPONENT SINGLE WINDING
  • Reliability Indicator: NOT ESTABLISHED
  • Winding Quantity: 1 SINGLE COMPONENT
  • Mounting Method: TERMINAL SINGLE GROUP
  • Body Length: 0.375 INCHES NOMINAL IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Reactor, cataloged under National Stock Number 5950-00-992-3766, 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 Magnetek Inc Lighting Products Group. Government technical data includes 11 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-992-3766
Primary Part Number4178
Item NameReactor
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerMagnetek Inc Lighting Products Group
StatusACTIVE
Inclosure TypeFULLY INCLOSED
Inductance TypeFIXED
DC Resistance Rating in Ohms650.000 SINGLE COMPONENT SINGLE WINDING
Reliability IndicatorNOT ESTABLISHED
Winding Quantity1 SINGLE COMPONENT
Mounting MethodTERMINAL SINGLE GROUP
Body Length0.375 INCHES NOMINAL IN
Terminal Type and Quantity2 WIRE LEAD
Winding Operating Current4.8 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING
Inductance Rating1.00 HENRY NOMINAL SINGLE COMPONENT SINGLE WINDING
Rating MethodELECTRICAL SINGLE COMPONENT SINGLE WINDING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5970-00-065-4872 INTERCHANGEABLE
Insulator,cover
1560-00-141-94451327-512540M1 INTERCHANGEABLE
Adapter,pressure Fuel Servicing
Parker Hannifin Corporation Div Aerospace Group Headquarters
5977-00-379-43494178 INTERCHANGEABLE
Brush,electrical Contact
Magnetics Intl Inc
4320-00-399-13124178 INTERCHANGEABLE
Cover,hydraulic,pump-Motor
Smith Meter Inc Parts Opn
5340-00-501-61954178 INTERCHANGEABLE
Strap,retaining
Abb Installation Products Inc
5920-00-817-64274178 INTERCHANGEABLE
Fuseholder,block
Cooper Bussmann, Llc Dba Cooper Industries
4240-01-149-92084178CL INTERCHANGEABLE
Visor,faceshield,industrial
Fibre-Metal Products Co Inc
5935-01-318-080877C718606P001 INTERCHANGEABLE
Connector,receptacle,electrical
Lockheed Martin Corporation Div Rms
5940-01-605-11954178 INTERCHANGEABLE
Post,binding,electrical
Keystone Electronics Corp
Cross-Reference Index
Part NumberManufacturer
452823 Cae Usa Inc. (USA)
4178 PRIMARY Magnetek Inc Lighting Products Group (USA)
452823 Raytheon Technical Services Company (USA)
3108 PRIMARY Inrcore, Llc Div Inrcore (USA)
4178 Magnetek Inc Huntington Div (USA)
Related Parts
5970-00-065-4872INTERCHANGEABLE
INSULATOR,COVER
1560-00-141-9445INTERCHANGEABLE
ADAPTER,PRESSURE FUEL SERVICING
1327-512540M1
5977-00-379-4349INTERCHANGEABLE
BRUSH,ELECTRICAL CONTACT
4178
4320-00-399-1312INTERCHANGEABLE
COVER,HYDRAULIC,PUMP-MOTOR
4178
5340-00-501-6195INTERCHANGEABLE
STRAP,RETAINING
4178
5920-00-817-6427INTERCHANGEABLE
FUSEHOLDER,BLOCK
4178
4240-01-149-9208INTERCHANGEABLE
VISOR,FACESHIELD,INDUSTRIAL
4178CL
5935-01-318-0808INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
77C718606P001
5940-01-605-1195INTERCHANGEABLE
POST,BINDING,ELECTRICAL
4178

Frequently Asked Questions

What is NSN 5950-00-992-3766?

NSN 5950-00-992-3766 is a Reactor, manufactured by Magnetek Inc Lighting Products Group, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-992-3766?

NSN 5950-00-992-3766 has 5 cross-referenced part numbers: 452823 (Cae Usa Inc.), 4178 (Magnetek Inc Lighting Products Group), 452823 (Raytheon Technical Services Company), 3108 (Inrcore, Llc Div Inrcore), 4178 (Magnetek Inc Huntington Div).

What NSN replaces 5950-00-992-3766?

There are 9 known substitutes for 5950-00-992-3766: 5970-00-065-4872, 1560-00-141-9445, 5977-00-379-4349 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4178?

Key specifications for 4178: Inclosure Type: FULLY INCLOSED; Inductance Type: FIXED; DC Resistance Rating in Ohms: 650.000 SINGLE COMPONENT SINGLE WINDING; Reliability Indicator: NOT ESTABLISHED. 11 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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