PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2N3742Transistor

Silicon Transistor Corporation Dba Same · NSN 5961-00-106-3630 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-106-3630 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-106-3630. Primary manufacturer part number: 2N3742.
Features
  • Transistor — FSC 5961
  • Current Rating Per Characteristic: 50.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC50.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
  • Terminal Length: 1.500 INCHES MAXIMUM1.500 INCHES MAXIMUM IN
  • Mounting Method: TERMINALTERMINAL
  • Power Rating Per Characteristic: 1.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION1.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION
  • Electrode Internally-Electrically Connected to Case: COLLECTORCOLLECTOR
  • Internal Configuration: JUNCTION CONTACTJUNCTION CONTACT
  • Voltage Rating in Volts Per Characteristic: 300.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 300.0 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 300.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN300.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-00-106-3630, 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 Silicon Transistor Corporation Dba Same. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 16 commercial cross-references from 13 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5961-00-106-3630
Primary Part Number2N3742
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerSilicon Transistor Corporation Dba Same
StatusCANCELLED
Current Rating Per Characteristic50.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC50.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
Terminal Length1.500 INCHES MAXIMUM1.500 INCHES MAXIMUM IN
Mounting MethodTERMINALTERMINAL
Power Rating Per Characteristic1.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION1.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION
Electrode Internally-Electrically Connected to CaseCOLLECTORCOLLECTOR
Internal ConfigurationJUNCTION CONTACTJUNCTION CONTACT
Voltage Rating in Volts Per Characteristic300.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 300.0 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 300.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN300.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN
Terminal Type and Quantity3 UNINSULATED WIRE LEAD3 UNINSULATED WIRE LEAD
Semiconductor MaterialSILICONSILICON
Features ProvidedHERMETICALLY SEALED CASEHERMETICALLY SEALED CASE
Overall Diameter0.350 INCHES MINIMUM AND 0.350 INCHES MINIMUM AND 0.370 INCHES MAXIMUM0.370 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
5961-00-627-0275 INTERCHANGEABLE
Transistor
5961-01-004-5863 INTERCHANGEABLE
Transistor
5961-01-040-641713-812544-1 INTERCHANGEABLE
Transistor
General Dynamics Advanced Information Systems Inc. Dba General Dynamics Advanced Information Systems
5961-01-269-5343STX626 INTERCHANGEABLE
Transistor
Solid State Devices, Inc
Cross-Reference Index
Part NumberManufacturer
2N3742 Silicon Transistor Corporation Dba Same (USA)
2N3742 Electronic Industries Association
7040034-1 Electrodynamics Inc Div L3harris Electrodynamics Inc (USA)
2N3742 Fairchild Semiconductor Corp (USA)
2N3742 Industro Transistor Corp (USA)
ITC30004A0087 Industro Transistor Corp (USA)
RELEASE5003 Electronic Industries Association
2N3742 Solid State Devices, Inc (USA)
JAN2N3742A Adelco Elektronik Gmbh (DEU)
JAN2N3742 Adelco Elektronik Gmbh (DEU)
JAN2N3742 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
13-805742-1 General Dynamics Advanced Information Systems Inc. Dba General Dynamics Advanced Information Systems (USA)
352-0862-010 Rockwell Collins, Inc. Div Collins Aerospace - Mission Systems (USA)
5806571 Naval Sea Systems Command (USA)
2N3742 Freescale Semiconductor, Inc. (USA)
10658161 Us Army Aviation and Missile Command (USA)
Related Parts
5961-00-627-0275INTERCHANGEABLE
TRANSISTOR
5961-01-004-5863INTERCHANGEABLE
TRANSISTOR
5961-01-040-6417INTERCHANGEABLE
TRANSISTOR
13-812544-1
5961-01-269-5343INTERCHANGEABLE
TRANSISTOR
STX626

Frequently Asked Questions

What is NSN 5961-00-106-3630?

NSN 5961-00-106-3630 is a Transistor, manufactured by Silicon Transistor Corporation Dba Same, classified under FSC 5961 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5961-00-106-3630?

NSN 5961-00-106-3630 has 16 cross-referenced part numbers: 2N3742 (Silicon Transistor Corporation Dba Same), 2N3742 (Electronic Industries Association), 7040034-1 (Electrodynamics Inc Div L3harris Electrodynamics Inc), 2N3742 (Fairchild Semiconductor Corp), 2N3742 (Industro Transistor Corp) and 11 more.

What NSN replaces 5961-00-106-3630?

There are 4 known substitutes for 5961-00-106-3630: 5961-00-627-0275, 5961-01-004-5863, 5961-01-040-6417 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2N3742?

Key specifications for 2N3742: Current Rating Per Characteristic: 50.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC50.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC; Terminal Length: 1.500 INCHES MAXIMUM1.500 INCHES MAXIMUM IN; Mounting Method: TERMINALTERMINAL; Power Rating Per Characteristic: 1.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION1.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION. 13 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5961-00-106-3630 still in active supply?

NSN 5961-00-106-3630 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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