PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2N4168Semiconductor Device,thyristor

On Semiconductor Corporation · NSN 5961-00-115-2249 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-115-2249 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-115-2249. Primary manufacturer part number: 2N4168.
Features
  • Semiconductor Device,thyristor — FSC 5961
  • Maximum Operating Temp Per Measurement Point: 100.0 CELSIUS JUNCTION DEGC
  • Nominal Thread Size: 0.190 INCHES IN
  • Voltage Rating in Volts Per Characteristic: 50.0 MAXIMUM BREAKOVER VOLTAGE, DC
  • Specification/standard Data: 80131-RELEASE5221 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
  • Unable to Decode: UNABLE TO DECODE
  • Current Rating Per Characteristic: 5.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
  • Overall Width Across Flats: 0.437 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 5961-00-115-2249, 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 On Semiconductor Corporation. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 16 commercial cross-references from 14 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
NSN5961-00-115-2249
Primary Part Number2N4168
Item NameSemiconductor Device,thyristor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerOn Semiconductor Corporation
StatusCANCELLED
Maximum Operating Temp Per Measurement Point100.0 CELSIUS JUNCTION DEGC
Nominal Thread Size0.190 INCHES IN
Voltage Rating in Volts Per Characteristic50.0 MAXIMUM BREAKOVER VOLTAGE, DC
Specification/standard Data80131-RELEASE5221 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
Unable to DecodeUNABLE TO DECODE
Current Rating Per Characteristic5.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
Overall Width Across Flats0.437 INCHES MAXIMUM IN
Power Rating Per Characteristic500.0 MILLIWATTS MAXIMUM PEAK GATE POWER DISSIPATION
Mounting MethodTHREADED STUD(S)
Semiconductor MaterialSILICON
Terminal Type and Quantity2 TAB, SOLDER LUG AND 1 THREADED STUD
Mounting Facility Quantity1
Thread Series DesignatorUNF
Electrode Internally-Electrically Connected to CaseANODE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5961-00-018-9118 INTERCHANGEABLE
Semiconductor Device,thyristor
5961-00-107-2677 INTERCHANGEABLE
Semiconductor Device,thyristor
5961-00-122-1189 INTERCHANGEABLE
Semiconductor Device,thyristor
5961-00-126-1640 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
5961-00-328-0827 INTERCHANGEABLE
Semiconductor Device,thyristor
5120-00-356-119319052 INTERCHANGEABLE
Puller,mechanical
Briggs and Stratton Corp
Cross-Reference Index
Part NumberManufacturer
2N4168 On Semiconductor Corporation (USA)
2N4168A Adelco Elektronik Gmbh (DEU)
2N4168 Adelco Elektronik Gmbh (DEU)
RELEASE5221 Electronic Industries Association
2N4168 Electronic Industries Association
2N4168 Freescale Semiconductor, Inc. (USA)
DMS 87127B Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) (USA)
353-6485-020 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
2N4168 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
19-052 Palomar Products, Inc. (USA)
2N4167 Raytheon Company Div Corp (USA)
3371360 Itt Telecom Products Corp Network Systems Div (USA)
13220E4196 Cecom Lr Center (USA)
738-34 Transico, Inc. Dba Eeco Switch (USA)
415/4/03634/000 Bae Systems Maritime Services (GBR)
415/4/03634/000 G E C Marconi S3i Ltd Combat Systems Division (GBR)
Related Parts
5961-00-018-9118INTERCHANGEABLE
SEMICONDUCTOR DEVICE,THYRISTOR
5961-00-107-2677INTERCHANGEABLE
SEMICONDUCTOR DEVICE,THYRISTOR
5961-00-122-1189INTERCHANGEABLE
SEMICONDUCTOR DEVICE,THYRISTOR
5961-00-126-1640INTERCHANGEABLE
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
5961-00-328-0827INTERCHANGEABLE
SEMICONDUCTOR DEVICE,THYRISTOR
5120-00-356-1193INTERCHANGEABLE
PULLER,MECHANICAL
19052
5961-00-406-3073INTERCHANGEABLE
SEMICONDUCTOR DEVICE,THYRISTOR
5961-00-479-1454INTERCHANGEABLE
SEMICONDUCTOR DEVICE,THYRISTOR
353-6485-011

Frequently Asked Questions

What is NSN 5961-00-115-2249?

NSN 5961-00-115-2249 is a Semiconductor Device,thyristor, manufactured by On Semiconductor Corporation, classified under FSC 5961 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5961-00-115-2249?

NSN 5961-00-115-2249 has 16 cross-referenced part numbers: 2N4168 (On Semiconductor Corporation), 2N4168A (Adelco Elektronik Gmbh), 2N4168 (Adelco Elektronik Gmbh), RELEASE5221 (Electronic Industries Association), 2N4168 (Electronic Industries Association) and 11 more.

What NSN replaces 5961-00-115-2249?

There are 12 known substitutes for 5961-00-115-2249: 5961-00-018-9118, 5961-00-107-2677, 5961-00-122-1189 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2N4168?

Key specifications for 2N4168: Maximum Operating Temp Per Measurement Point: 100.0 CELSIUS JUNCTION DEGC; Nominal Thread Size: 0.190 INCHES IN; Voltage Rating in Volts Per Characteristic: 50.0 MAXIMUM BREAKOVER VOLTAGE, DC; Overall Length: 0.310 INCHES MAXIMUM IN. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5961-00-115-2249 still in active supply?

NSN 5961-00-115-2249 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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