PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

14438Reactor

Torotel, Inc. Div Torotel Products, Inc. · NSN 5950-00-490-8657 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-490-8657 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-490-8657. Primary manufacturer part number: 14438.
Features
  • Reactor — FSC 5950
  • DC Resistance Rating in Ohms: 140.000 SINGLE COMPONENT SINGLE WINDING
  • Inductance Type: FIXED
  • Reliability Indicator: NOT ESTABLISHED
  • Terminal Type and Quantity: 2 TAB, SOLDER LUG
  • Inductance Rating: 1.00 HENRY NOMINAL SINGLE COMPONENT SINGLE WINDING
  • Rating Method: ELECTRICAL SINGLE COMPONENT SINGLE WINDING
  • Winding Quantity: 1 SINGLE COMPONENT
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Reactor, cataloged under National Stock Number 5950-00-490-8657, 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 Torotel, Inc. Div Torotel Products, Inc.. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, 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
NSN5950-00-490-8657
Primary Part Number14438
Item NameReactor
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerTorotel, Inc. Div Torotel Products, Inc.
StatusACTIVE
DC Resistance Rating in Ohms140.000 SINGLE COMPONENT SINGLE WINDING
Inductance TypeFIXED
Reliability IndicatorNOT ESTABLISHED
Terminal Type and Quantity2 TAB, SOLDER LUG
Inductance Rating1.00 HENRY NOMINAL SINGLE COMPONENT SINGLE WINDING
Rating MethodELECTRICAL SINGLE COMPONENT SINGLE WINDING
Winding Quantity1 SINGLE COMPONENT
Inclosure TypeFULLY INCLOSED
Nominal Thread Size0.138 INCHES SINGLE GROUP IN
Frequency Rating400.0 HERTZ NOMINAL SINGLE COMPONENT
Mounting MethodCORE AND THREADED HOLE(S) SINGLE GROUP
Winding Operating Current16.5 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING
Body Length0.740 INCHES MAXIMUM IN
Body Outside Diameter1.343 INCHES MAXIMUM IN
Thread Quantity Per Inch32 SINGLE GROUP
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Mounting Facility Quantity1 SINGLE GROUP
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
2590-00-082-9035 INTERCHANGEABLE
Pad,cushioning
5365-00-182-486214-438 INTERCHANGEABLE
Spacer,sleeve
Hamilton Sundstrand Corporation
5930-00-188-10263953 INTERCHANGEABLE
Switch,toggle
Bryant Electric
6250-00-299-7284153 INTERCHANGEABLE
Lampholder
Cooper Wiring Devices Inc.
2530-00-459-2762SAW-4592762 INTERCHANGEABLE
Tie Rod End,steering
Southern Automotive Wholesalers, Inc
4820-00-495-913414438 INTERCHANGEABLE
Stem,fluid Valve
Mine Safety Appliances Company
5331-00-599-281814438 INTERCHANGEABLE
O-Ring
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
5920-00-679-78523953 INTERCHANGEABLE
Fuseholder,block
Cooper Bussmann, Llc Dba Cooper Industries
6520-01-194-22587000053362 INTERCHANGEABLE
Crown,dental,temporary
Solventum Us Llc
5220-01-360-89271443-8 INTERCHANGEABLE
Gage,plug,thread
Stanley Engineered Fastening Llc
Cross-Reference Index
Part NumberManufacturer
3953 Magnetek Inc Huntington Div (USA)
14438 PRIMARY Torotel, Inc. Div Torotel Products, Inc. (USA)
577R585H04 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
3953 PRIMARY Magnetek Inc Lighting Products Group (USA)
Related Parts
2590-00-082-9035INTERCHANGEABLE
PAD,CUSHIONING
5365-00-182-4862INTERCHANGEABLE
SPACER,SLEEVE
14-438
5930-00-188-1026INTERCHANGEABLE
SWITCH,TOGGLE
3953
6250-00-299-7284INTERCHANGEABLE
LAMPHOLDER
153
2530-00-459-2762INTERCHANGEABLE
TIE ROD END,STEERING
SAW-4592762
4820-00-495-9134INTERCHANGEABLE
STEM,FLUID VALVE
14438
5331-00-599-2818INTERCHANGEABLE
O-RING
14438
5920-00-679-7852INTERCHANGEABLE
FUSEHOLDER,BLOCK
3953
6520-01-194-2258INTERCHANGEABLE
CROWN,DENTAL,TEMPORARY
7000053362
5220-01-360-8927INTERCHANGEABLE
GAGE,PLUG,THREAD
1443-8
5340-01-380-5020INTERCHANGEABLE
CAP,PROTECTIVE,DUST AND MOISTURE
395-3
5940-01-509-6756INTERCHANGEABLE
TERMINAL,LUG
B-106-1402

Frequently Asked Questions

What is NSN 5950-00-490-8657?

NSN 5950-00-490-8657 is a Reactor, manufactured by Torotel, Inc. Div Torotel Products, Inc., classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-490-8657?

NSN 5950-00-490-8657 has 4 cross-referenced part numbers: 3953 (Magnetek Inc Huntington Div), 14438 (Torotel, Inc. Div Torotel Products, Inc.), 577R585H04 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), 3953 (Magnetek Inc Lighting Products Group).

What NSN replaces 5950-00-490-8657?

There are 12 known substitutes for 5950-00-490-8657: 2590-00-082-9035, 5365-00-182-4862, 5930-00-188-1026 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 14438?

Key specifications for 14438: DC Resistance Rating in Ohms: 140.000 SINGLE COMPONENT SINGLE WINDING; Inductance Type: FIXED; Reliability Indicator: NOT ESTABLISHED; Terminal Type and Quantity: 2 TAB, SOLDER LUG. 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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