PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2N3640Transistor

Electronic Industries Association · NSN 5961-01-167-3219 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-01-167-3219 — this item is cataloged by the U.S. Government under National Stock Number 5961-01-167-3219. Primary manufacturer part number: 2N3640.
Features
  • Transistor — FSC 5961
  • Terminal Length: 0.400 INCHES MINIMUM IN
  • Terminal Circle Diameter: 0.100 INCHES NOMINAL IN
  • Transfer Ratio: 30.0 NOMINAL STATIC FORWARD CURRENT TRANSFER RATIO, COMMON-EMITTER
  • Maximum Operating Temp Per Measurement Point: 125.0 CELSIUS JUNCTION DEGC
  • Overall Diameter: 0.215 INCHES MAXIMUM IN
  • Semiconductor Material: SILICON
  • Features Provided: HERMETICALLY SEALED CASE
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-01-167-3219, 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 Electronic Industries Association. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 10 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5961-01-167-3219
Primary Part Number2N3640
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerElectronic Industries Association
StatusCANCELLED
Terminal Length0.400 INCHES MINIMUM IN
Terminal Circle Diameter0.100 INCHES NOMINAL IN
Transfer Ratio30.0 NOMINAL STATIC FORWARD CURRENT TRANSFER RATIO, COMMON-EMITTER
Maximum Operating Temp Per Measurement Point125.0 CELSIUS JUNCTION DEGC
Overall Diameter0.215 INCHES MAXIMUM IN
Semiconductor MaterialSILICON
Features ProvidedHERMETICALLY SEALED CASE
Internal ConfigurationJUNCTION CONTACT
Current Rating Per Characteristic80.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
Power Rating Per Characteristic500.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION
Voltage Rating in Volts Per Characteristic-12.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND -4.0 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN AND -12.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN
Mounting MethodTERMINAL
Terminal Type and Quantity3 UNINSULATED WIRE LEAD
Specification/standard Data80131-RELEASE4858 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5961-00-062-3133 INTERCHANGEABLE
Transistor
5961-00-063-8270 INTERCHANGEABLE
Transistor
5961-00-103-3981 INTERCHANGEABLE
Transistor
5330-00-406-055237591 INTERCHANGEABLE
Seal,plain Encased
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
5961-00-424-96042N3640 INTERCHANGEABLE
Transistor
Freescale Semiconductor, Inc.
5961-00-426-8211 INTERCHANGEABLE
Transistor
5325-00-680-3013 INTERCHANGEABLE
Ring,retaining
5910-00-900-392637591 INTERCHANGEABLE
Capacitor Assembly
Unison Industries Llc
5961-00-929-2561 INTERCHANGEABLE
Transistor
5961-00-929-2857 INTERCHANGEABLE
Transistor
Cross-Reference Index
Part NumberManufacturer
2N3640 Electronic Industries Association
28431-766 Viavi Solutionsllc (USA)
2N3640 Fairchild Semiconductor Corp (USA)
RELEASE4858 Electronic Industries Association
PN3640-18 National Semiconductor Corporation (USA)
37591 Systron-Donner Corp Microwave/instrument Div (USA)
2N3640 Fairchild Semiconductor Corp Components Group Sub of Schlumberger Ltd (USA)
JAN2N3640 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
100377 Systron-Donner Corp Microwave/instrument Div (USA)
2744-3630092 Moseley Associates, Inc (USA)
2N3640 Pd&e Electronics, Llc (USA)
2N3640 Microsemi Corp - Massachusetts (USA)
Related Parts
5961-00-062-3133INTERCHANGEABLE
TRANSISTOR
5961-00-063-8270INTERCHANGEABLE
TRANSISTOR
5961-00-103-3981INTERCHANGEABLE
TRANSISTOR
5330-00-406-0552INTERCHANGEABLE
SEAL,PLAIN ENCASED
37591
5961-00-424-9604INTERCHANGEABLE
TRANSISTOR
2N3640
5961-00-426-8211INTERCHANGEABLE
TRANSISTOR
5325-00-680-3013INTERCHANGEABLE
RING,RETAINING
5910-00-900-3926INTERCHANGEABLE
CAPACITOR ASSEMBLY
37591
5961-00-929-2561INTERCHANGEABLE
TRANSISTOR
5961-00-929-2857INTERCHANGEABLE
TRANSISTOR
5961-00-950-1642INTERCHANGEABLE
TRANSISTOR
5961-00-967-7828INTERCHANGEABLE
TRANSISTOR

Frequently Asked Questions

What is NSN 5961-01-167-3219?

NSN 5961-01-167-3219 is a Transistor, manufactured by Electronic Industries Association, classified under FSC 5961 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5961-01-167-3219?

NSN 5961-01-167-3219 has 12 cross-referenced part numbers: 2N3640 (Electronic Industries Association), 28431-766 (Viavi Solutionsllc), 2N3640 (Fairchild Semiconductor Corp), RELEASE4858 (Electronic Industries Association), PN3640-18 (National Semiconductor Corporation) and 7 more.

What NSN replaces 5961-01-167-3219?

There are 12 known substitutes for 5961-01-167-3219: 5961-00-062-3133, 5961-00-063-8270, 5961-00-103-3981 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2N3640?

Key specifications for 2N3640: Terminal Length: 0.400 INCHES MINIMUM IN; Terminal Circle Diameter: 0.100 INCHES NOMINAL IN; Transfer Ratio: 30.0 NOMINAL STATIC FORWARD CURRENT TRANSFER RATIO, COMMON-EMITTER; Special Features: JUNCTION PATTERN ARRANGEMENT: PNP. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5961-01-167-3219 still in active supply?

NSN 5961-01-167-3219 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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