PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SM-C-379640Saturable Reactor

Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · NSN 5950-00-902-3442 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-902-3442 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-902-3442. Primary manufacturer part number: SM-C-379640.
Features
  • Saturable Reactor — FSC 5950
  • Reliability Indicator: NOT ESTABLISHED
  • Thread Quantity Per Inch: 20 SINGLE GROUP
  • Frequency Rating: 47.5 HERTZ MINIMUM AND 420.0 HERTZ MAXIMUM SINGLE COMPONENT
  • Winding Function and Quantity: 1 PRIMARY AND 2 CONTROL SINGLE COMPONENT
  • Center to Center Distance Between Mounting Facilities Parallel to Width: 2.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Mounting Facility Quantity: 4 SINGLE GROUP
  • Terminal Type and Quantity: 7 TAB W/SCREW
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Saturable Reactor, cataloged under National Stock Number 5950-00-902-3442, 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 Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir. Government technical data includes 14 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5950-00-902-3442
Primary Part NumberSM-C-379640
Item NameSaturable Reactor
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerUs Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
StatusCANCELLED
Reliability IndicatorNOT ESTABLISHED
Thread Quantity Per Inch20 SINGLE GROUP
Frequency Rating47.5 HERTZ MINIMUM AND 420.0 HERTZ MAXIMUM SINGLE COMPONENT
Winding Function and Quantity1 PRIMARY AND 2 CONTROL SINGLE COMPONENT
Center to Center Distance Between Mounting Facilities Parallel to Width2.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Mounting Facility Quantity4 SINGLE GROUP
Terminal Type and Quantity7 TAB W/SCREW
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Body Height6.500 INCHES NOMINAL IN
Winding Operating Voltage42.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Center to Center Distance Between Mounting Facilities Parallel to Length5.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Nominal Thread Size0.250 INCHES SINGLE GROUP IN
Inclosure TypeHERMETICALLY SEALED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5130-00-009-504640118 INTERCHANGEABLE
Blade,reciprocating Saw
Black and Decker Us Inc
3110-00-100-3541 INTERCHANGEABLE
Cone and Rollers,tapered Roller
4910-00-357-5899 INTERCHANGEABLE
Fixture,pole Shoe Tool
5365-00-388-680340118 INTERCHANGEABLE
Bushing,housing
Northrop Grumman Systems Corporation Div Marine Systems
3030-00-517-11668332152 INTERCHANGEABLE
Belt,v
U S Army Tank Automotive Command Amsta-Im-Mm
3455-00-517-5970716-120217 INTERCHANGEABLE
Cutter,milling,end
Doall Baltimore Company
5975-00-695-79255213876 INTERCHANGEABLE
Elbow,electrical Conduit
U S Army Tank Automotive Command Amsta-Im-Mm
1680-01-053-93404011-8 INTERCHANGEABLE
Plate,scuff
Parker-Hannifin Corporation Dba Pneutronics
5330-01-094-6568 INTERCHANGEABLE
Seal,special
5365-01-202-344540118 INTERCHANGEABLE
Spacer,plate
Garrison Manufacturing Inc
Cross-Reference Index
Part NumberManufacturer
SM-C-379640 PRIMARY Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
K3321 Keytronics, Inc. Div Api Technologies Corp- Magnetics (USA)
43782 Freed Transformer Co (USA)
40118 Coast/advanced Chip Magnetics, Inc. (USA)
3321 Gladding Corp (USA)
Related Parts
5130-00-009-5046INTERCHANGEABLE
BLADE,RECIPROCATING SAW
40118
3110-00-100-3541INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
4910-00-357-5899INTERCHANGEABLE
FIXTURE,POLE SHOE TOOL
5365-00-388-6803INTERCHANGEABLE
BUSHING,HOUSING
40118
3030-00-517-1166INTERCHANGEABLE
BELT,V
8332152
3455-00-517-5970INTERCHANGEABLE
CUTTER,MILLING,END
716-120217
5975-00-695-7925INTERCHANGEABLE
ELBOW,ELECTRICAL CONDUIT
5213876
1680-01-053-9340INTERCHANGEABLE
PLATE,SCUFF
4011-8
5330-01-094-6568INTERCHANGEABLE
SEAL,SPECIAL
5365-01-202-3445INTERCHANGEABLE
SPACER,PLATE
40118
2990-01-218-6811INTERCHANGEABLE
PIPE,EXHAUST
43782
5905-01-267-0955INTERCHANGEABLE
RESISTOR,THERMAL
526-51AH01-403

Frequently Asked Questions

What is NSN 5950-00-902-3442?

NSN 5950-00-902-3442 is a Saturable Reactor, manufactured by Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir, classified under FSC 5950 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5950-00-902-3442?

NSN 5950-00-902-3442 has 5 cross-referenced part numbers: SM-C-379640 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir), K3321 (Keytronics, Inc. Div Api Technologies Corp- Magnetics), 43782 (Freed Transformer Co), 40118 (Coast/advanced Chip Magnetics, Inc.), 3321 (Gladding Corp).

What NSN replaces 5950-00-902-3442?

There are 12 known substitutes for 5950-00-902-3442: 5130-00-009-5046, 3110-00-100-3541, 4910-00-357-5899 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SM-C-379640?

Key specifications for SM-C-379640: Overall Length: 7.937 INCHES NOMINAL IN; Reliability Indicator: NOT ESTABLISHED; Thread Quantity Per Inch: 20 SINGLE GROUP; Frequency Rating: 47.5 HERTZ MINIMUM AND 420.0 HERTZ MAXIMUM SINGLE COMPONENT. 17 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5950-00-902-3442 still in active supply?

NSN 5950-00-902-3442 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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