PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2N4304Transistor

Telcom Semiconductor Inc · NSN 5961-00-477-1248 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-477-1248 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-477-1248. Primary manufacturer part number: 2N4304.
Features
  • Transistor — FSC 5961
  • Maximum Operating Temp Per Measurement Point: 125.0 CELSIUS JUNCTION DEGC
  • Voltage Rating in Volts Per Characteristic: 20.0 MAXIMUM DRAIN TO SOURCE VOLTAGE AND 30.0 MAXIMUM BREAKDOWN VOLTAGE, DRAIN-TO-SOURCE, WITH ALL OTHER TERMINALS SHORT-CIRCUITED TO SOURCE AND 30.0 MAXIMUM BREAKDOWN VOLTAGE, GATE-TO-SOURCE, WITH ALL OTHER TERMINALS SHORT-CIRCUITED TO SOURCE
  • Mounting Method: TERMINAL
  • Power Rating Per Characteristic: 300.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION
  • Overall Diameter: 0.210 INCHES MAXIMUM IN
  • Terminal Circle Diameter: 0.100 INCHES NOMINAL IN
  • Terminal Length: 0.500 INCHES MINIMUM IN
Applications
  • Applications requiring Plastic Enclosure construction
General Description

The Transistor, cataloged under National Stock Number 5961-00-477-1248, 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 Telcom Semiconductor Inc. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 9 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
NSN5961-00-477-1248
Primary Part Number2N4304
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerTelcom Semiconductor Inc
StatusACTIVE
Maximum Operating Temp Per Measurement Point125.0 CELSIUS JUNCTION DEGC
Voltage Rating in Volts Per Characteristic20.0 MAXIMUM DRAIN TO SOURCE VOLTAGE AND 30.0 MAXIMUM BREAKDOWN VOLTAGE, DRAIN-TO-SOURCE, WITH ALL OTHER TERMINALS SHORT-CIRCUITED TO SOURCE AND 30.0 MAXIMUM BREAKDOWN VOLTAGE, GATE-TO-SOURCE, WITH ALL OTHER TERMINALS SHORT-CIRCUITED TO SOURCE
Mounting MethodTERMINAL
Power Rating Per Characteristic300.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION
Overall Diameter0.210 INCHES MAXIMUM IN
Terminal Circle Diameter0.100 INCHES NOMINAL IN
Terminal Length0.500 INCHES MINIMUM IN
Current Rating Per Characteristic10.00 MILLIAMPERES MAXIMUM GATE CURRENT
Semiconductor MaterialSILICON
Internal ConfigurationFIELD EFFECT
MaterialPLASTIC ENCLOSURE
Specification/standard Data80131-RELEASE5219 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
Terminal Type and Quantity3 UNINSULATED WIRE LEAD
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5961-00-118-4773 INTERCHANGEABLE
Transistor
5961-00-498-8465 INTERCHANGEABLE
Transistor
Cross-Reference Index
Part NumberManufacturer
2N4304 Telcom Semiconductor Inc (USA)
2N4304 Electronic Industries Association
2N4304 Freescale Semiconductor, Inc. (USA)
2N4304 Burns and Towne Inc (USA)
248418-1 Sypris Electronics, Llc (USA)
2N4304 British Sarozal Ltd (GBR)
2N4304 Fairchild Semiconductor Corp Components Group Sub of Schlumberger Ltd (USA)
2N4304A Adelco Elektronik Gmbh (DEU)
RELEASE5219 Electronic Industries Association
2N4304A Lacon Electronic Gmbh (DEU)
Related Parts
5961-00-118-4773INTERCHANGEABLE
TRANSISTOR
5961-00-498-8465INTERCHANGEABLE
TRANSISTOR

Frequently Asked Questions

What is NSN 5961-00-477-1248?

NSN 5961-00-477-1248 is a Transistor, manufactured by Telcom Semiconductor Inc, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-00-477-1248?

NSN 5961-00-477-1248 has 10 cross-referenced part numbers: 2N4304 (Telcom Semiconductor Inc), 2N4304 (Electronic Industries Association), 2N4304 (Freescale Semiconductor, Inc.), 2N4304 (Burns and Towne Inc), 248418-1 (Sypris Electronics, Llc) and 5 more.

What NSN replaces 5961-00-477-1248?

There are 2 known substitutes for 5961-00-477-1248: 5961-00-118-4773, 5961-00-498-8465. Verify interchangeability with system specifications before substitution.

What are the specifications of 2N4304?

Key specifications for 2N4304: Overall Length: 0.200 INCHES MAXIMUM IN; Maximum Operating Temp Per Measurement Point: 125.0 CELSIUS JUNCTION DEGC; Voltage Rating in Volts Per Characteristic: 20.0 MAXIMUM DRAIN TO SOURCE VOLTAGE AND 30.0 MAXIMUM BREAKDOWN VOLTAGE, DRAIN-TO-SOURCE, WITH ALL OTHER TERMINALS SHORT-CIRCUITED TO SOURCE AND 30.0 MAXIMUM BREAKDOWN VOLTAGE, GATE-TO-SOURCE, WITH ALL OTHER TERMINALS SHORT-CIRCUITED TO SOURCE; Mounting Method: TERMINAL. 14 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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