PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2N3266Transistor

Microsemi Corp - Massachusetts · NSN 5961-00-079-6693 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-079-6693 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-079-6693. Primary manufacturer part number: 2N3266.
Features
  • Transistor — FSC 5961
  • Features Provided: HERMETICALLY SEALED CASEHERMETICALLY SEALED CASE
  • Terminal Type and Quantity: 3 TAB, SOLDER LUG3 TAB, SOLDER LUG
  • Thread Series Designator: UNFUNF
  • Mounting Method: THREADED STUD(S)
  • Voltage Rating in Volts Per Characteristic: 120.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 120.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 7.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN AND 7.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN AND 60.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN60.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN
  • Maximum Operating Temp Per Measurement Point: 200.0 CELSIUS JUNCTION200.0 CELSIUS JUNCTION DEGC
  • Nominal Thread Size: 0.312 INCHES0.312 INCHES IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-00-079-6693, 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 Microsemi Corp - Massachusetts. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-00-079-6693
Primary Part Number2N3266
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerMicrosemi Corp - Massachusetts
StatusACTIVE
Features ProvidedHERMETICALLY SEALED CASEHERMETICALLY SEALED CASE
Terminal Type and Quantity3 TAB, SOLDER LUG3 TAB, SOLDER LUG
Thread Series DesignatorUNFUNF
Mounting MethodTHREADED STUD(S)
Voltage Rating in Volts Per Characteristic120.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 120.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 7.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN AND 7.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN AND 60.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN60.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN
Maximum Operating Temp Per Measurement Point200.0 CELSIUS JUNCTION200.0 CELSIUS JUNCTION DEGC
Nominal Thread Size0.312 INCHES0.312 INCHES IN
Overall Width Across Flats0.875 INCHES MAXIMUM0.875 INCHES MAXIMUM IN
Internal ConfigurationJUNCTION CONTACTJUNCTION CONTACT
Specification/standard Data80131-RELEASE4639 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION80131-RELEASE4639 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
Power Rating Per Characteristic125.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION125.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION
Semiconductor MaterialSILICONSILICON
Mounting Facility Quantity11
Current Rating Per Characteristic20.00 MILLIAMPERES MAXIMUM COLLECTOR CUTOFF CURRENT, DC, EMITTER OPEN20.00 MILLIAMPERES MAXIMUM COLLECTOR CUTOFF CURRENT, DC, EMITTER OPEN
Electrode Internally-Electrically Connected to CaseCOLLECTORCOLLECTOR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5961-00-761-9379 INTERCHANGEABLE
Transistor
5961-00-919-68162N3265 INTERCHANGEABLE
Transistor
Microsemi Corp - Massachusetts
5961-00-985-90732N3053 INTERCHANGEABLE
Transistor
Solid State Devices, Inc
5961-00-985-9074 INTERCHANGEABLE
Transistor
Cross-Reference Index
Part NumberManufacturer
2N3266 Rca Corp Distribution and Special Products (USA)
2N3266 Electronic Industries Association
352250008728 Thales Nederland (NLD)
2N3266 Renesas Electronics America Inc (USA)
RELEASE4639 Electronic Industries Association
11069935 Us Army Aviation and Missile Command (USA)
2N3266 PRIMARY Microsemi Corp - Massachusetts (USA)
2N3266 Osi Optoelectronics, Inc Dba Semicoa (USA)
562891-000 Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
Related Parts
5961-00-761-9379INTERCHANGEABLE
TRANSISTOR
5961-00-919-6816INTERCHANGEABLE
TRANSISTOR
2N3265
5961-00-985-9073INTERCHANGEABLE
TRANSISTOR
2N3053
5961-00-985-9074INTERCHANGEABLE
TRANSISTOR

Frequently Asked Questions

What is NSN 5961-00-079-6693?

NSN 5961-00-079-6693 is a Transistor, manufactured by Microsemi Corp - Massachusetts, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-00-079-6693?

NSN 5961-00-079-6693 has 9 cross-referenced part numbers: 2N3266 (Rca Corp Distribution and Special Products), 2N3266 (Electronic Industries Association), 352250008728 (Thales Nederland), 2N3266 (Renesas Electronics America Inc), RELEASE4639 (Electronic Industries Association) and 4 more.

What NSN replaces 5961-00-079-6693?

There are 4 known substitutes for 5961-00-079-6693: 5961-00-761-9379, 5961-00-919-6816, 5961-00-985-9073 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2N3266?

Key specifications for 2N3266: Features Provided: HERMETICALLY SEALED CASEHERMETICALLY SEALED CASE; Terminal Type and Quantity: 3 TAB, SOLDER LUG3 TAB, SOLDER LUG; Thread Series Designator: UNFUNF; Mounting Method: THREADED STUD(S). 17 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com