PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

300733Reactor

Pioneer Magnetics, Inc. · NSN 5950-01-103-4389 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-103-4389 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-103-4389. Primary manufacturer part number: 300733.
Features
  • Reactor — FSC 5950
  • Winding Conductor Size: 0.02010 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT ALL WINDING IN
  • Mounting Method: TERMINAL SINGLE GROUP
  • Turn Quantity: 4 SINGLE COMPONENT ALL WINDING
  • Body Outside Diameter: 0.500 INCHES MAXIMUM IN
  • Inclosure Type: OPEN
  • Reliability Indicator: NOT ESTABLISHED
  • Terminal Type and Quantity: 6 WIRE LEAD
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Reactor, cataloged under National Stock Number 5950-01-103-4389, 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 Pioneer Magnetics, Inc.. Government technical data includes 10 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-01-103-4389
Primary Part Number300733
Item NameReactor
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerPioneer Magnetics, Inc.
StatusACTIVE
Winding Conductor Size0.02010 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT ALL WINDING IN
Mounting MethodTERMINAL SINGLE GROUP
Turn Quantity4 SINGLE COMPONENT ALL WINDING
Body Outside Diameter0.500 INCHES MAXIMUM IN
Inclosure TypeOPEN
Reliability IndicatorNOT ESTABLISHED
Terminal Type and Quantity6 WIRE LEAD
Rating MethodWINDING TURNS SINGLE COMPONENT ALL WINDING
Inductance TypeFIXED
Winding Quantity3 SINGLE COMPONENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5330-00-171-482713217E6318 INTERCHANGEABLE
Packing,preformed
Basic Rubber and Plastics Co.
5940-00-983-6115 INTERCHANGEABLE
Terminal Board
5342-01-100-75971244557P1 INTERCHANGEABLE
Body
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
Cross-Reference Index
Part NumberManufacturer
300733 Pioneer Magnetics, Inc. (USA)
Related Parts
5330-00-171-4827INTERCHANGEABLE
PACKING,PREFORMED
13217E6318
5940-00-983-6115INTERCHANGEABLE
TERMINAL BOARD
5342-01-100-7597INTERCHANGEABLE
BODY
1244557P1

Frequently Asked Questions

What is NSN 5950-01-103-4389?

NSN 5950-01-103-4389 is a Reactor, manufactured by Pioneer Magnetics, Inc., classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-01-103-4389?

NSN 5950-01-103-4389 has 1 cross-referenced part number: 300733 (Pioneer Magnetics, Inc.).

What NSN replaces 5950-01-103-4389?

There are 3 known substitutes for 5950-01-103-4389: 5330-00-171-4827, 5940-00-983-6115, 5342-01-100-7597. Verify interchangeability with system specifications before substitution.

What are the specifications of 300733?

Key specifications for 300733: Winding Conductor Size: 0.02010 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT ALL WINDING IN; Mounting Method: TERMINAL SINGLE GROUP; Turn Quantity: 4 SINGLE COMPONENT ALL WINDING; Body Outside Diameter: 0.500 INCHES MAXIMUM IN. 10 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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