PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

905500-3Reactor

Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp · NSN 5950-01-046-8521 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-046-8521 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-046-8521. Primary manufacturer part number: 905500-3.
Features
  • Reactor — FSC 5950
  • Inductance Rating: 600.00 MICROHENRIES NOMINAL SINGLE COMPONENT FOURTH WINDING
  • Mounting Facility Quantity: 1 SINGLE GROUP
  • Winding Quantity: 5 SINGLE COMPONENT
  • Mounting Method: THREADED HOLE(S) SINGLE GROUP
  • Inductance Type: FIXED
  • Body Height: 1.000 INCHES NOMINAL IN
  • Inclosure Type: FULLY INCLOSED
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Reactor, cataloged under National Stock Number 5950-01-046-8521, 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 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5950-01-046-8521
Primary Part Number905500-3
Item NameReactor
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
StatusCANCELLED
Inductance Rating600.00 MICROHENRIES NOMINAL SINGLE COMPONENT FOURTH WINDING
Mounting Facility Quantity1 SINGLE GROUP
Winding Quantity5 SINGLE COMPONENT
Mounting MethodTHREADED HOLE(S) SINGLE GROUP
Inductance TypeFIXED
Body Height1.000 INCHES NOMINAL IN
Inclosure TypeFULLY INCLOSED
DC Resistance Rating in Ohms0.100 SINGLE COMPONENT ALL WINDING
Thread Quantity Per Inch40 SINGLE GROUP
Nominal Thread Size0.112 INCHES SINGLE GROUP IN
Terminal Type and Quantity10 TURRET
Frequency Rating10.0 KILOHERTZ NOMINAL SINGLE COMPONENT
Inductance Rating300.00 MICROHENRIES NOMINAL SINGLE COMPONENT FIRST WINDING
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Body Outside Diameter1.630 INCHES NOMINAL IN
Maximum Operating Temp170.0 CELSIUS DEGC
Winding Operating Current500.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SINGLE WINDING
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5915-00-102-6809SM-A-617933-1 INTERCHANGEABLE
Filter,low Pass
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
3110-00-120-3104 INTERCHANGEABLE
Bearing,roller,needle
5310-00-176-7899 INTERCHANGEABLE
Nut,plain,castellated,hexagon
4730-00-203-2998A28-239 INTERCHANGEABLE
Coupling Half,quick Disconnect
Dresser Industries Inc Leroi Div
2590-00-294-1579159-0020 INTERCHANGEABLE
Cap,filler Opening
Cummins Power Generation Inc.
5895-00-519-02013306 INTERCHANGEABLE
Interconnecting Box
Fluke Electronics Corp
6610-00-584-50551-242-02 INTERCHANGEABLE
Housing
Horizon Aerospace Llc Dba Transicoil
2915-00-589-4964 INTERCHANGEABLE
Guide,vent Valve
3455-00-596-516150-10515 4533-6 INTERCHANGEABLE
Reamer,machine
Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039
5905-00-814-1191124-202 INTERCHANGEABLE
Resistor,variable,wire Wound,non
Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution
Cross-Reference Index
Part NumberManufacturer
905500-2 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
16T227 A.e.york, Llc (USA)
905500-2 Magnetika Inc (USA)
3306 Magnetika Inc (USA)
905500-3 PRIMARY Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
12420-2 Bell Industries Inc J W Miller Magnetics Div (USA)
12420-3 Magnespec Inc (USA)
Related Parts
5915-00-102-6809INTERCHANGEABLE
FILTER,LOW PASS
SM-A-617933-1
3110-00-120-3104INTERCHANGEABLE
BEARING,ROLLER,NEEDLE
5310-00-176-7899INTERCHANGEABLE
NUT,PLAIN,CASTELLATED,HEXAGON
4730-00-203-2998INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
A28-239
2590-00-294-1579INTERCHANGEABLE
CAP,FILLER OPENING
159-0020
5895-00-519-0201INTERCHANGEABLE
INTERCONNECTING BOX
3306
6610-00-584-5055INTERCHANGEABLE
HOUSING
1-242-02
2915-00-589-4964INTERCHANGEABLE
GUIDE,VENT VALVE
3455-00-596-5161INTERCHANGEABLE
REAMER,MACHINE
50-10515 4533-6
5905-00-814-1191INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
124-202
5975-00-964-7332INTERCHANGEABLE
BOX CONNECTOR,ELECTRICAL
3306
3110-00-982-1353INTERCHANGEABLE
BEARING,BALL,ANNULAR

Frequently Asked Questions

What is NSN 5950-01-046-8521?

NSN 5950-01-046-8521 is a Reactor, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 5950 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5950-01-046-8521?

NSN 5950-01-046-8521 has 7 cross-referenced part numbers: 905500-2 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), 16T227 (A.e.york, Llc), 905500-2 (Magnetika Inc), 3306 (Magnetika Inc), 905500-3 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp) and 2 more.

What NSN replaces 5950-01-046-8521?

There are 12 known substitutes for 5950-01-046-8521: 5915-00-102-6809, 3110-00-120-3104, 5310-00-176-7899 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 905500-3?

Key specifications for 905500-3: Inductance Rating: 600.00 MICROHENRIES NOMINAL SINGLE COMPONENT FOURTH WINDING; Mounting Facility Quantity: 1 SINGLE GROUP; Winding Quantity: 5 SINGLE COMPONENT; Mounting Method: THREADED HOLE(S) SINGLE GROUP. 18 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5950-01-046-8521 still in active supply?

NSN 5950-01-046-8521 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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