PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2N4024Semiconductor Devices,unitized

Lacon Electronic Gmbh · NSN 5961-00-199-4101 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-199-4101 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-199-4101. Primary manufacturer part number: 2N4024.
Features
  • Semiconductor Devices,unitized — FSC 5961
  • Component Name and Quantity: 2 TRANSISTOR
  • Joint Electronic Device Engineering Council/jedec/case Outline Designation: TO-77
  • Terminal Circle Diameter: 0.200 INCHES NOMINAL IN
  • Terminal Length: 0.500 INCHES MINIMUM IN
  • Mounting Method: TERMINAL
  • Features Provided: HERMETICALLY SEALED CASE
  • Overall Diameter: 0.335 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Semiconductor Devices,unitized, cataloged under National Stock Number 5961-00-199-4101, is classified within Federal Supply Class 5961 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Lacon Electronic Gmbh. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 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
NSN5961-00-199-4101
Primary Part Number2N4024
Item NameSemiconductor Devices,unitized
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerLacon Electronic Gmbh
StatusACTIVE
Component Name and Quantity2 TRANSISTOR
Joint Electronic Device Engineering Council/jedec/case Outline DesignationTO-77
Terminal Circle Diameter0.200 INCHES NOMINAL IN
Terminal Length0.500 INCHES MINIMUM IN
Mounting MethodTERMINAL
Features ProvidedHERMETICALLY SEALED CASE
Overall Diameter0.335 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN
Voltage Rating in Volts Per Characteristic60.0 MINIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 60.0 MINIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN ALL TRANSISTOR
Current Rating Per Characteristic200.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC ALL SEMICONDUCTOR
Power Rating Per Characteristic400.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION ALL SEMICONDUCTOR
Semiconductor MaterialSILICON ALL TRANSISTOR
Terminal Type and Quantity6 UNINSULATED WIRE LEAD
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5961-00-054-0265 INTERCHANGEABLE
Transistor
5961-00-075-9018723088-4 INTERCHANGEABLE
Transistor
Raytheon Company Div Rmd Strategic
5961-00-103-7676 INTERCHANGEABLE
Transistor
5961-00-124-5019 INTERCHANGEABLE
Transistor
5961-00-434-89982N3963 INTERCHANGEABLE
Transistor
Osi Optoelectronics, Inc Dba Semicoa
5961-00-489-6692 INTERCHANGEABLE
Transistor
5961-00-494-60592N4035 INTERCHANGEABLE
Transistor
Semitronics Corp
5961-00-876-6345 INTERCHANGEABLE
Transistor
5961-00-938-7412 INTERCHANGEABLE
Transistor
5961-00-982-0408 INTERCHANGEABLE
Transistor
Cross-Reference Index
Part NumberManufacturer
2N4024 Lacon Electronic Gmbh (DEU)
2N4024 Fairchild Semiconductor Corp (USA)
2N4024A Adelco Elektronik Gmbh (DEU)
2N4024 Adelco Elektronik Gmbh (DEU)
RELEASE5174 Electronic Industries Association
2N4024 Electronic Industries Association
Related Parts
5961-00-054-0265INTERCHANGEABLE
TRANSISTOR
5961-00-075-9018INTERCHANGEABLE
TRANSISTOR
723088-4
5961-00-103-7676INTERCHANGEABLE
TRANSISTOR
5961-00-124-5019INTERCHANGEABLE
TRANSISTOR
5961-00-434-8998INTERCHANGEABLE
TRANSISTOR
2N3963
5961-00-489-6692INTERCHANGEABLE
TRANSISTOR
5961-00-494-6059INTERCHANGEABLE
TRANSISTOR
2N4035
5961-00-876-6345INTERCHANGEABLE
TRANSISTOR
5961-00-938-7412INTERCHANGEABLE
TRANSISTOR
5961-00-982-0408INTERCHANGEABLE
TRANSISTOR
5961-01-012-1917INTERCHANGEABLE
SEMICONDUCTOR DEVICES,UNITIZED
5961-01-055-8602INTERCHANGEABLE
SEMICONDUCTOR DEVICES,UNITIZED

Frequently Asked Questions

What is NSN 5961-00-199-4101?

NSN 5961-00-199-4101 is a Semiconductor Devices,unitized, manufactured by Lacon Electronic Gmbh, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-00-199-4101?

NSN 5961-00-199-4101 has 6 cross-referenced part numbers: 2N4024 (Lacon Electronic Gmbh), 2N4024 (Fairchild Semiconductor Corp), 2N4024A (Adelco Elektronik Gmbh), 2N4024 (Adelco Elektronik Gmbh), RELEASE5174 (Electronic Industries Association) and 1 more.

What NSN replaces 5961-00-199-4101?

There are 12 known substitutes for 5961-00-199-4101: 5961-00-054-0265, 5961-00-075-9018, 5961-00-103-7676 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2N4024?

Key specifications for 2N4024: Component Name and Quantity: 2 TRANSISTOR; Joint Electronic Device Engineering Council/jedec/case Outline Designation: TO-77; Terminal Circle Diameter: 0.200 INCHES NOMINAL IN; Terminal Length: 0.500 INCHES MINIMUM IN. 14 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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