PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2N4035Transistor

Fairchild Semiconductor Corp · NSN 5961-00-104-9949 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-104-9949 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-104-9949. Primary manufacturer part number: 2N4035.
Features
  • Transistor — FSC 5961
  • Terminal Type and Quantity: 3 UNINSULATED WIRE LEAD3 UNINSULATED WIRE LEAD
  • Precious Material and Location: TERMINAL SURFACES GOLDTERMINAL SURFACES GOLD
  • Overall Diameter: 0.230 INCHES MAXIMUM0.230 INCHES MAXIMUM IN
  • Features Provided: HERMETICALLY SEALED CASEHERMETICALLY SEALED CASE
  • Terminal Circle Diameter: 0.100 INCHES NOMINAL0.100 INCHES NOMINAL IN
  • Semiconductor Material: SILICONSILICON
  • Mounting Method: TERMINALTERMINAL
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-00-104-9949, 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 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-00-104-9949
Primary Part Number2N4035
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerFairchild Semiconductor Corp
StatusACTIVE
Terminal Type and Quantity3 UNINSULATED WIRE LEAD3 UNINSULATED WIRE LEAD
Precious Material and LocationTERMINAL SURFACES GOLDTERMINAL SURFACES GOLD
Overall Diameter0.230 INCHES MAXIMUM0.230 INCHES MAXIMUM IN
Features ProvidedHERMETICALLY SEALED CASEHERMETICALLY SEALED CASE
Terminal Circle Diameter0.100 INCHES NOMINAL0.100 INCHES NOMINAL IN
Semiconductor MaterialSILICONSILICON
Mounting MethodTERMINALTERMINAL
Electrode Internally-Electrically Connected to CaseCOLLECTORCOLLECTOR
Current Rating Per Characteristic100.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC100.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
Internal ConfigurationJUNCTION CONTACTJUNCTION CONTACT
Precious MaterialGOLDGOLD
Maximum Operating Temp Per Measurement Point200.0 CELSIUS AMBIENT AIR200.0 CELSIUS AMBIENT AIR DEGC
Test Data Document42498-A43085 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)42498-A43085 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
Power Rating Per Characteristic1.0 WATTS MAXIMUM TOTAL POWER DISSIPATION1.0 WATTS MAXIMUM TOTAL POWER DISSIPATION
Terminal Length0.500 INCHES MINIMUM0.500 INCHES MINIMUM IN
Voltage Rating in Volts Per Characteristic40.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 40.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 40.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 40.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 5.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN5.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5961-00-494-60592N4035 INTERCHANGEABLE
Transistor
Semitronics Corp
5961-00-544-47362N4035 INTERCHANGEABLE
Transistor
Texas Instruments Incorporated
Cross-Reference Index
Part NumberManufacturer
2N4035 Fairchild Semiconductor Corp (USA)
A43085-1 Dar Electronics Inc Dba National Radio Co (USA)
Related Parts
5961-00-494-6059INTERCHANGEABLE
TRANSISTOR
2N4035
5961-00-544-4736INTERCHANGEABLE
TRANSISTOR
2N4035

Frequently Asked Questions

What is NSN 5961-00-104-9949?

NSN 5961-00-104-9949 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 5961-00-104-9949?

NSN 5961-00-104-9949 has 2 cross-referenced part numbers: 2N4035 (Fairchild Semiconductor Corp), A43085-1 (Dar Electronics Inc Dba National Radio Co).

What NSN replaces 5961-00-104-9949?

There are 2 known substitutes for 5961-00-104-9949: 5961-00-494-6059, 5961-00-544-4736. Verify interchangeability with system specifications before substitution.

What are the specifications of 2N4035?

Key specifications for 2N4035: Terminal Type and Quantity: 3 UNINSULATED WIRE LEAD3 UNINSULATED WIRE LEAD; Precious Material and Location: TERMINAL SURFACES GOLDTERMINAL SURFACES GOLD; Overall Diameter: 0.230 INCHES MAXIMUM0.230 INCHES MAXIMUM IN; Features Provided: HERMETICALLY SEALED CASEHERMETICALLY SEALED CASE. 18 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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