PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

104D143Reactor

Varo Llc · NSN 5950-00-247-8777 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-247-8777 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-247-8777. Primary manufacturer part number: 104D143.
Features
  • Reactor — FSC 5950
  • Reliability Indicator: NOT ESTABLISHEDNOT ESTABLISHED
  • Nominal Thread Size: 0.112 INCHES SINGLE GROUP0.112 INCHES SINGLE GROUP IN
  • Winding Quantity: 1 SINGLE COMPONENT1 SINGLE COMPONENT
  • Mounting Facility Quantity: 1 SINGLE GROUP1 SINGLE GROUP
  • Inclosure Type: FULLY INCLOSEDFULLY INCLOSED
  • Rating Method: ELECTRICAL SINGLE COMPONENT SINGLE WINDINGELECTRICAL SINGLE COMPONENT SINGLE WINDING
  • Inductance Rating: 120.00 MICROHENRIES MAXIMUM SINGLE COMPONENT SINGLE WINDING120.00 MICROHENRIES MAXIMUM SINGLE COMPONENT SINGLE WINDING
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Reactor, cataloged under National Stock Number 5950-00-247-8777, 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 Varo Llc. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 4 manufacturers, 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
NSN5950-00-247-8777
Primary Part Number104D143
Item NameReactor
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerVaro Llc
StatusACTIVE
Reliability IndicatorNOT ESTABLISHEDNOT ESTABLISHED
Nominal Thread Size0.112 INCHES SINGLE GROUP0.112 INCHES SINGLE GROUP IN
Winding Quantity1 SINGLE COMPONENT1 SINGLE COMPONENT
Mounting Facility Quantity1 SINGLE GROUP1 SINGLE GROUP
Inclosure TypeFULLY INCLOSEDFULLY INCLOSED
Rating MethodELECTRICAL SINGLE COMPONENT SINGLE WINDINGELECTRICAL SINGLE COMPONENT SINGLE WINDING
Inductance Rating120.00 MICROHENRIES MAXIMUM SINGLE COMPONENT SINGLE WINDING120.00 MICROHENRIES MAXIMUM SINGLE COMPONENT SINGLE WINDING
Mounting MethodCORE AND CORE AND THREADED HOLE(S) SINGLE GROUPTHREADED HOLE(S) SINGLE GROUP
Body Outside Diameter1.300 INCHES NOMINAL1.300 INCHES NOMINAL IN
Inductance TypeFIXEDFIXED
Thread Quantity Per Inch40 SINGLE GROUP40 SINGLE GROUP
Terminal Type and Quantity2 WIRE LEAD2 WIRE LEAD
DC Resistance Rating in Ohms0.025 SINGLE COMPONENT SINGLE WINDING0.025 SINGLE COMPONENT SINGLE WINDING
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUPUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Body Length0.700 INCHES NOMINAL0.700 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
7510-00-159-4450 INTERCHANGEABLE
Tape,pressure Sensitive Adhesive
5133-00-189-9301 INTERCHANGEABLE
Drill,twist
5962-01-364-453044-126 INTERCHANGEABLE
Microcircuit,memory
Celtech Corporation
Cross-Reference Index
Part NumberManufacturer
104D143 Varo Llc (USA)
44126 Coast/advanced Chip Magnetics, Inc. (USA)
PEI8127 Precision Electronics, Inc (USA)
953-1228-440 Varo Llc (USA)
V60-014-001 Varo Llc (USA)
V60-014-001 L3 Technologies, Inc. Dba Insight Technology Division Div Insight Technology Division (USA)
SM-D-885254 Varo Llc (USA)
Related Parts
7510-00-159-4450INTERCHANGEABLE
TAPE,PRESSURE SENSITIVE ADHESIVE
5133-00-189-9301INTERCHANGEABLE
DRILL,TWIST
5962-01-364-4530INTERCHANGEABLE
MICROCIRCUIT,MEMORY
44-126

Frequently Asked Questions

What is NSN 5950-00-247-8777?

NSN 5950-00-247-8777 is a Reactor, manufactured by Varo Llc, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-247-8777?

NSN 5950-00-247-8777 has 7 cross-referenced part numbers: 104D143 (Varo Llc), 44126 (Coast/advanced Chip Magnetics, Inc.), PEI8127 (Precision Electronics, Inc), 953-1228-440 (Varo Llc), V60-014-001 (Varo Llc) and 2 more.

What NSN replaces 5950-00-247-8777?

There are 3 known substitutes for 5950-00-247-8777: 7510-00-159-4450, 5133-00-189-9301, 5962-01-364-4530. Verify interchangeability with system specifications before substitution.

What are the specifications of 104D143?

Key specifications for 104D143: Reliability Indicator: NOT ESTABLISHEDNOT ESTABLISHED; Nominal Thread Size: 0.112 INCHES SINGLE GROUP0.112 INCHES SINGLE GROUP IN; Winding Quantity: 1 SINGLE COMPONENT1 SINGLE COMPONENT; Mounting Facility Quantity: 1 SINGLE GROUP1 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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