PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2N3502Transistor

Fairchild Semiconductor Corp · NSN 5961-00-954-0626 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-954-0626 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-954-0626. Primary manufacturer part number: 2N3502.
Features
  • Transistor — FSC 5961
  • Internal Configuration: JUNCTION CONTACT
  • Overall Diameter: 0.359 INCHES NOMINAL IN
  • Voltage Rating in Volts Per Characteristic: 45.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 45.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 5.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
  • Terminal Type and Quantity: 3 UNINSULATED WIRE LEAD
  • Terminal Length: 1.500 INCHES MINIMUM IN
  • Features Provided: HERMETICALLY SEALED CASE
  • Terminal Circle Diameter: 0.200 INCHES NOMINAL IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-00-954-0626, 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 Fairchild Semiconductor Corp. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 25 commercial cross-references from 21 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
NSN5961-00-954-0626
Primary Part Number2N3502
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerFairchild Semiconductor Corp
StatusACTIVE
Internal ConfigurationJUNCTION CONTACT
Overall Diameter0.359 INCHES NOMINAL IN
Voltage Rating in Volts Per Characteristic45.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 45.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 5.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
Terminal Type and Quantity3 UNINSULATED WIRE LEAD
Terminal Length1.500 INCHES MINIMUM IN
Features ProvidedHERMETICALLY SEALED CASE
Terminal Circle Diameter0.200 INCHES NOMINAL IN
Maximum Operating Temp Per Measurement Point200.0 CELSIUS JUNCTION DEGC
Power Rating Per Characteristic700.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION
Mounting MethodTERMINAL
Specification/standard Data80131-RELEASE4802 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
Electrode Internally-Electrically Connected to CaseCOLLECTOR
Semiconductor MaterialSILICON
Current Rating Per Characteristic600.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5961-00-165-2598 INTERCHANGEABLE
Transistor
5961-00-252-668267A7A39-1 INTERCHANGEABLE
Transistor
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5961-00-420-0496 INTERCHANGEABLE
Transistor
5961-00-421-29941203-75 INTERCHANGEABLE
Transistor
Bae Systems Information and Electronic Systems Integration Inc.
5961-00-603-6985 INTERCHANGEABLE
Semiconductor Devices,unitized
5961-00-931-82492N3503 INTERCHANGEABLE
Transistor
Semitronics Corp
Cross-Reference Index
Part NumberManufacturer
2N3502A Adelco Elektronik Gmbh (DEU)
2N3502 Solid State Devices, Inc (USA)
RELEASE4802 Electronic Industries Association
2N3502 Telcom Semiconductor Inc (USA)
2N3502 Texas Instruments Incorporated (USA)
2N3502 Adelco Elektronik Gmbh (DEU)
2N3502 PRIMARY Fairchild Semiconductor Corp (USA)
200733-001 Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems (USA)
2N3502 Csr Industries Inc (USA)
531-133-004 Elettronica Spa (ITA)
2N3502 Electronic Industries Association
MM3502 Freescale Semiconductor, Inc. (USA)
2N3502 Itt Semiconductors Div (USA)
2N3502 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
10545521 Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA)
2N3502 Freescale Semiconductor, Inc. (USA)
2N3502 Osi Optoelectronics, Inc Dba Semicoa (USA)
531-133-004 Elettronica Gmbh (DEU)
2N3502 National Semiconductor Corporation (USA)
014-730 Ampex Systems Corp (USA)
Related Parts
5961-00-165-2598INTERCHANGEABLE
TRANSISTOR
5961-00-252-6682INTERCHANGEABLE
TRANSISTOR
67A7A39-1
5961-00-420-0496INTERCHANGEABLE
TRANSISTOR
5961-00-421-2994INTERCHANGEABLE
TRANSISTOR
1203-75
5961-00-603-6985INTERCHANGEABLE
SEMICONDUCTOR DEVICES,UNITIZED
5961-00-931-8249INTERCHANGEABLE
TRANSISTOR
2N3503

Frequently Asked Questions

What is NSN 5961-00-954-0626?

NSN 5961-00-954-0626 is a Transistor, manufactured by Fairchild Semiconductor Corp, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-00-954-0626?

NSN 5961-00-954-0626 has 25 cross-referenced part numbers: 2N3502A (Adelco Elektronik Gmbh), 2N3502 (Solid State Devices, Inc), RELEASE4802 (Electronic Industries Association), 2N3502 (Telcom Semiconductor Inc), 2N3502 (Texas Instruments Incorporated) and 20 more.

What NSN replaces 5961-00-954-0626?

There are 6 known substitutes for 5961-00-954-0626: 5961-00-165-2598, 5961-00-252-6682, 5961-00-420-0496 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2N3502?

Key specifications for 2N3502: Internal Configuration: JUNCTION CONTACT; Overall Diameter: 0.359 INCHES NOMINAL IN; Voltage Rating in Volts Per Characteristic: 45.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 45.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 5.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN; End Item Identification: MODEL NO. 2021. 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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