PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2N4179Semiconductor Device,thyristor

Electronic Industries Association · NSN 5961-00-929-3815 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-929-3815 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-929-3815. Primary manufacturer part number: 2N4179.
Features
  • Semiconductor Device,thyristor — FSC 5961
  • Terminal Type and Quantity: 1 THREADED STUD AND 2 TAB, SOLDER LUG
  • Overall Width Across Flats: 0.437 INCHES MAXIMUM IN
  • Voltage Rating in Volts Per Characteristic: 300.0 MAXIMUM BREAKOVER VOLTAGE, DC
  • Semiconductor Material: SILICON
  • Mounting Method: THREADED STUD(S)
  • Nominal Thread Size: 0.190 INCHES IN
  • Overall Diameter: 0.452 INCHES MAXIMUM IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Semiconductor Device,thyristor, cataloged under National Stock Number 5961-00-929-3815, 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 Electronic Industries Association. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 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
NSN5961-00-929-3815
Primary Part Number2N4179
Item NameSemiconductor Device,thyristor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerElectronic Industries Association
StatusACTIVE
Terminal Type and Quantity1 THREADED STUD AND 2 TAB, SOLDER LUG
Overall Width Across Flats0.437 INCHES MAXIMUM IN
Voltage Rating in Volts Per Characteristic300.0 MAXIMUM BREAKOVER VOLTAGE, DC
Semiconductor MaterialSILICON
Mounting MethodTHREADED STUD(S)
Nominal Thread Size0.190 INCHES IN
Overall Diameter0.452 INCHES MAXIMUM IN
Thread Series DesignatorUNF
Current Rating Per Characteristic5.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
Power Rating Per Characteristic500.0 MILLIWATTS MAXIMUM PEAK GATE POWER DISSIPATION
Mounting Facility Quantity1
Specification/standard Data80131-RELEASE5221 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
Maximum Operating Temp Per Measurement Point100.0 CELSIUS JUNCTION DEGC
Features ProvidedHERMETICALLY SEALED CASE
Internal ConfigurationJUNCTION CONTACT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5961-00-018-9118 INTERCHANGEABLE
Semiconductor Device,thyristor
5961-00-107-2677 INTERCHANGEABLE
Semiconductor Device,thyristor
5961-00-115-2249 INTERCHANGEABLE
Semiconductor Device,thyristor
5961-00-122-1189 INTERCHANGEABLE
Semiconductor Device,thyristor
5961-00-137-0613 INTERCHANGEABLE
Semiconductor Device,thyristor
5961-00-163-3803 INTERCHANGEABLE
Semiconductor Device,thyristor
5961-00-225-2132 INTERCHANGEABLE
Semiconductor Device,thyristor
5961-00-238-2607 INTERCHANGEABLE
Semiconductor Device,thyristor
5961-00-406-3073 INTERCHANGEABLE
Semiconductor Device,thyristor
5961-00-482-0728 INTERCHANGEABLE
Semiconductor Device,thyristor
Cross-Reference Index
Part NumberManufacturer
2N4179 Electronic Industries Association
2N4179 On Semiconductor Corporation (USA)
RELEASE5221 Electronic Industries Association
MCR1305-5 Freescale Semiconductor, Inc. (USA)
2N4179 Freescale Semiconductor, Inc. (USA)
Related Parts
5961-00-018-9118INTERCHANGEABLE
SEMICONDUCTOR DEVICE,THYRISTOR
5961-00-107-2677INTERCHANGEABLE
SEMICONDUCTOR DEVICE,THYRISTOR
5961-00-115-2249INTERCHANGEABLE
SEMICONDUCTOR DEVICE,THYRISTOR
5961-00-122-1189INTERCHANGEABLE
SEMICONDUCTOR DEVICE,THYRISTOR
5961-00-137-0613INTERCHANGEABLE
SEMICONDUCTOR DEVICE,THYRISTOR
5961-00-163-3803INTERCHANGEABLE
SEMICONDUCTOR DEVICE,THYRISTOR
5961-00-225-2132INTERCHANGEABLE
SEMICONDUCTOR DEVICE,THYRISTOR
5961-00-238-2607INTERCHANGEABLE
SEMICONDUCTOR DEVICE,THYRISTOR
5961-00-406-3073INTERCHANGEABLE
SEMICONDUCTOR DEVICE,THYRISTOR
5961-00-482-0728INTERCHANGEABLE
SEMICONDUCTOR DEVICE,THYRISTOR
5961-00-491-2177INTERCHANGEABLE
SEMICONDUCTOR DEVICE,THYRISTOR
5961-00-491-2314INTERCHANGEABLE
SEMICONDUCTOR DEVICE,THYRISTOR

Frequently Asked Questions

What is NSN 5961-00-929-3815?

NSN 5961-00-929-3815 is a Semiconductor Device,thyristor, manufactured by Electronic Industries Association, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-00-929-3815?

NSN 5961-00-929-3815 has 5 cross-referenced part numbers: 2N4179 (Electronic Industries Association), 2N4179 (On Semiconductor Corporation), RELEASE5221 (Electronic Industries Association), MCR1305-5 (Freescale Semiconductor, Inc.), 2N4179 (Freescale Semiconductor, Inc.).

What NSN replaces 5961-00-929-3815?

There are 12 known substitutes for 5961-00-929-3815: 5961-00-018-9118, 5961-00-107-2677, 5961-00-115-2249 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2N4179?

Key specifications for 2N4179: Terminal Type and Quantity: 1 THREADED STUD AND 2 TAB, SOLDER LUG; Overall Width Across Flats: 0.437 INCHES MAXIMUM IN; Voltage Rating in Volts Per Characteristic: 300.0 MAXIMUM BREAKOVER VOLTAGE, DC; Overall Length: 0.310 INCHES NOMINAL IN. 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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