PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4148-1Reactor

L3harris Technologies, Inc. Div Space and Airborne Systems · NSN 5950-00-905-9478 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-905-9478 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-905-9478. Primary manufacturer part number: 4148-1.
Features
  • Reactor — FSC 5950
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
  • Inductance Rating: 50.00 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING
  • Body Length: 0.500 INCHES NOMINAL IN
  • Thread Quantity Per Inch: 40 SINGLE GROUP
  • Reliability Indicator: NOT ESTABLISHED
  • Inductance Type: FIXED
  • Nominal Thread Size: 0.112 INCHES SINGLE GROUP IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Reactor, cataloged under National Stock Number 5950-00-905-9478, 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 L3harris Technologies, Inc. Div Space and Airborne Systems. Government technical data includes 15 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-905-9478
Primary Part Number4148-1
Item NameReactor
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerL3harris Technologies, Inc. Div Space and Airborne Systems
StatusACTIVE
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Inductance Rating50.00 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING
Body Length0.500 INCHES NOMINAL IN
Thread Quantity Per Inch40 SINGLE GROUP
Reliability IndicatorNOT ESTABLISHED
Inductance TypeFIXED
Nominal Thread Size0.112 INCHES SINGLE GROUP IN
Inclosure TypeFULLY INCLOSED
DC Resistance Rating in Ohms13.000 SINGLE COMPONENT SINGLE WINDING
Rating MethodELECTRICAL SINGLE COMPONENT SINGLE WINDING
Mounting MethodTHREADED HOLE(S) SINGLE GROUP
Winding Quantity1 SINGLE COMPONENT
Terminal Type and Quantity2 SOLDER STUD
Body Outside Diameter1.062 INCHES NOMINAL IN
Mounting Facility Quantity1 SINGLE GROUP
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
3020-00-054-42871028609 INTERCHANGEABLE
Gear,spur
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5940-00-463-425541480 INTERCHANGEABLE
Terminal,quick Disconnect
Te Connectivity Corporation
Cross-Reference Index
Part NumberManufacturer
4148-1 PRIMARY L3harris Technologies, Inc. Div Space and Airborne Systems (USA)
TW61417 Magnetika (USA)
Related Parts
3020-00-054-4287INTERCHANGEABLE
GEAR,SPUR
1028609
5940-00-463-4255INTERCHANGEABLE
TERMINAL,QUICK DISCONNECT
41480

Frequently Asked Questions

What is NSN 5950-00-905-9478?

NSN 5950-00-905-9478 is a Reactor, manufactured by L3harris Technologies, Inc. Div Space and Airborne Systems, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-905-9478?

NSN 5950-00-905-9478 has 2 cross-referenced part numbers: 4148-1 (L3harris Technologies, Inc. Div Space and Airborne Systems), TW61417 (Magnetika).

What NSN replaces 5950-00-905-9478?

There are 2 known substitutes for 5950-00-905-9478: 3020-00-054-4287, 5940-00-463-4255. Verify interchangeability with system specifications before substitution.

What are the specifications of 4148-1?

Key specifications for 4148-1: Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP; Inductance Rating: 50.00 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING; Body Length: 0.500 INCHES NOMINAL IN; Thread Quantity Per Inch: 40 SINGLE GROUP. 15 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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