PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

247ASC0279-001Transistor

Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier · NSN 5961-00-005-7008 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-005-7008 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-005-7008. Primary manufacturer part number: 247ASC0279-001.
Features
  • Transistor — FSC 5961
  • Mounting Facility Quantity: 2
  • Terminal Length: 0.500 INCHES MINIMUM IN
  • Power Rating Per Characteristic: 0.5 WATTS MAXIMUM TOTAL DEVICE DISSIPATION
  • Terminal Type and Quantity: 3 UNINSULATED WIRE LEAD
  • Mounting Method: UNTHREADED HOLE(S)
  • Terminal Circle Diameter: 0.100 INCHES NOMINAL IN
  • Voltage Rating in Volts Per Characteristic: 40.0 MAXIMUM BREAKDOWN VOLTAGE, GATE-TO-SOURCE, WITH ALL OTHER TERMINALS SHORT-CIRCUITED TO SOURCE
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-00-005-7008, 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 Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-00-005-7008
Primary Part Number247ASC0279-001
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerNaval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
StatusACTIVE
Mounting Facility Quantity2
Terminal Length0.500 INCHES MINIMUM IN
Power Rating Per Characteristic0.5 WATTS MAXIMUM TOTAL DEVICE DISSIPATION
Terminal Type and Quantity3 UNINSULATED WIRE LEAD
Mounting MethodUNTHREADED HOLE(S)
Terminal Circle Diameter0.100 INCHES NOMINAL IN
Voltage Rating in Volts Per Characteristic40.0 MAXIMUM BREAKDOWN VOLTAGE, GATE-TO-SOURCE, WITH ALL OTHER TERMINALS SHORT-CIRCUITED TO SOURCE
Internal ConfigurationJUNCTION CONTACT
Overall Diameter0.230 INCHES MAXIMUM IN
Semiconductor MaterialSILICON
Features ProvidedHERMETICALLY SEALED CASE
Current Rating Per Characteristic1.00 MICROAMPERES MAXIMUM GATE CURRENT
Internal Junction ConfigurationPNP
Maximum Operating Temp Per Measurement Point100.0 CELSIUS JUNCTION DEGC
Electrode Internally-Electrically Connected to CaseCOLLECTOR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5961-00-126-7230 INTERCHANGEABLE
Transistor
5961-00-203-586210220020 INTERCHANGEABLE
Transistor
Us Army Aviation and Missile Command
5961-00-449-174863221-1 INTERCHANGEABLE
Transistor
L3harris Technologies, Inc.
Cross-Reference Index
Part NumberManufacturer
247ASC0279-001 PRIMARY Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA)
2N3971 Siliconix Incorporated Div Siliconix (USA)
2N3971 Freescale Semiconductor, Inc. (USA)
Related Parts
5961-00-126-7230INTERCHANGEABLE
TRANSISTOR
5961-00-203-5862INTERCHANGEABLE
TRANSISTOR
10220020
5961-00-449-1748INTERCHANGEABLE
TRANSISTOR
63221-1

Frequently Asked Questions

What is NSN 5961-00-005-7008?

NSN 5961-00-005-7008 is a Transistor, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-00-005-7008?

NSN 5961-00-005-7008 has 3 cross-referenced part numbers: 247ASC0279-001 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 2N3971 (Siliconix Incorporated Div Siliconix), 2N3971 (Freescale Semiconductor, Inc.).

What NSN replaces 5961-00-005-7008?

There are 3 known substitutes for 5961-00-005-7008: 5961-00-126-7230, 5961-00-203-5862, 5961-00-449-1748. Verify interchangeability with system specifications before substitution.

What are the specifications of 247ASC0279-001?

Key specifications for 247ASC0279-001: Mounting Facility Quantity: 2; Terminal Length: 0.500 INCHES MINIMUM IN; Power Rating Per Characteristic: 0.5 WATTS MAXIMUM TOTAL DEVICE DISSIPATION; Terminal Type and Quantity: 3 UNINSULATED WIRE LEAD. 16 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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