PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2N3239Transistor

Osi Optoelectronics, Inc Dba Semicoa · NSN 5961-00-958-8041 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-958-8041 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-958-8041. Primary manufacturer part number: 2N3239.
Features
  • Transistor — FSC 5961
  • Power Rating Per Characteristic: 150.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION
  • Features Provided: HERMETICALLY SEALED CASE
  • Specification/standard Data: 80131-RELEASE4716 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
  • Maximum Operating Temp Per Measurement Point: 200.0 CELSIUS JUNCTION DEGC
  • Semiconductor Material: SILICON
  • Mounting Method: UNTHREADED HOLE(S)
  • Voltage Rating in Volts Per Characteristic: 80.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 80.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 8.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-00-958-8041, 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 Osi Optoelectronics, Inc Dba Semicoa. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-00-958-8041
Primary Part Number2N3239
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerOsi Optoelectronics, Inc Dba Semicoa
StatusACTIVE
Power Rating Per Characteristic150.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION
Features ProvidedHERMETICALLY SEALED CASE
Specification/standard Data80131-RELEASE4716 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
Maximum Operating Temp Per Measurement Point200.0 CELSIUS JUNCTION DEGC
Semiconductor MaterialSILICON
Mounting MethodUNTHREADED HOLE(S)
Voltage Rating in Volts Per Characteristic80.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 80.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 8.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
Terminal Type and Quantity2 PIN
Mounting Facility Quantity2
Internal ConfigurationJUNCTION CONTACT
Current Rating Per Characteristic7.50 AMPERES MAXIMUM BASE CURRENT, DC AND 15.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
Electrode Internally-Electrically Connected to CaseCOLLECTOR
Overall Diameter0.830 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5961-00-837-64432N3233 INTERCHANGEABLE
Transistor
Solitron Devices, Inc.
5961-00-840-7951 INTERCHANGEABLE
Transistor
5961-00-904-4259 INTERCHANGEABLE
Transistor
5961-00-904-4260 INTERCHANGEABLE
Transistor
5961-00-914-3479 INTERCHANGEABLE
Transistor
5961-00-954-9337 INTERCHANGEABLE
Transistor
Cross-Reference Index
Part NumberManufacturer
2N3239 Osi Optoelectronics, Inc Dba Semicoa (USA)
2N3239 Solid Power Corp (USA)
2N3239 Api Electronics, Inc. Dba Api Technologies Corp Div Api Technologies - Spectrum Microwave (USA)
RELEASE4716 Electronic Industries Association
2N3239 Electronic Industries Association
2N3239 Slater Electric Inc (USA)
2N3239 Solid State Devices, Inc (USA)
2N3239 Silicon Transistor Corporation Dba Same (USA)
Related Parts
5961-00-837-6443INTERCHANGEABLE
TRANSISTOR
2N3233
5961-00-840-7951INTERCHANGEABLE
TRANSISTOR
5961-00-904-4259INTERCHANGEABLE
TRANSISTOR
5961-00-904-4260INTERCHANGEABLE
TRANSISTOR
5961-00-914-3479INTERCHANGEABLE
TRANSISTOR
5961-00-954-9337INTERCHANGEABLE
TRANSISTOR

Frequently Asked Questions

What is NSN 5961-00-958-8041?

NSN 5961-00-958-8041 is a Transistor, manufactured by Osi Optoelectronics, Inc Dba Semicoa, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-00-958-8041?

NSN 5961-00-958-8041 has 8 cross-referenced part numbers: 2N3239 (Osi Optoelectronics, Inc Dba Semicoa), 2N3239 (Solid Power Corp), 2N3239 (Api Electronics, Inc. Dba Api Technologies Corp Div Api Technologies - Spectrum Microwave), RELEASE4716 (Electronic Industries Association), 2N3239 (Electronic Industries Association) and 3 more.

What NSN replaces 5961-00-958-8041?

There are 6 known substitutes for 5961-00-958-8041: 5961-00-837-6443, 5961-00-840-7951, 5961-00-904-4259 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2N3239?

Key specifications for 2N3239: Power Rating Per Characteristic: 150.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION; Overall Length: 0.114 INCHES MAXIMUM IN; Features Provided: HERMETICALLY SEALED CASE; Specification/standard Data: 80131-RELEASE4716 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION. 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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