PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2N548ATransistor

Electronic Industries Association · NSN 5961-00-950-7867 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-950-7867 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-950-7867. Primary manufacturer part number: 2N548A.
Features
  • Transistor — FSC 5961
  • Internal Junction Configuration: NPN
  • Features Provided: HERMETICALLY SEALED CASE
  • Power Rating Per Characteristic: 600.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION
  • Joint Electronic Device Engineering Council/jedec/case Outline Designation: TO-5
  • Internal Configuration: JUNCTION CONTACT
  • Overall Diameter: 0.335 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN
  • Semiconductor Material: GERMANIUM
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-00-950-7867, 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 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-00-950-7867
Primary Part Number2N548A
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerElectronic Industries Association
StatusACTIVE
Internal Junction ConfigurationNPN
Features ProvidedHERMETICALLY SEALED CASE
Power Rating Per Characteristic600.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION
Joint Electronic Device Engineering Council/jedec/case Outline DesignationTO-5
Internal ConfigurationJUNCTION CONTACT
Overall Diameter0.335 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN
Semiconductor MaterialGERMANIUM
Current Rating Per Characteristic800.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
Mounting MethodTERMINAL
Voltage Rating in Volts Per Characteristic60.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 60.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 6.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
Transfer Ratio20.0 NOMINAL SMALL-SIGNAL SHORT-CIRCUIT FORWARD CURRENT TRANSFER RATIO, COMMON-EMITTER
Electrode Internally-Electrically Connected to CaseCOLLECTOR
Terminal Type and Quantity3 UNINSULATED WIRE LEAD
Terminal Length1.500 INCHES MINIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5961-00-686-6968 INTERCHANGEABLE
Transistor
5961-00-688-9006 INTERCHANGEABLE
Transistor
5961-00-716-7714 INTERCHANGEABLE
Transistor
5961-00-809-1871 INTERCHANGEABLE
Transistor
5961-00-821-5671 INTERCHANGEABLE
Transistor
5961-00-881-3416 INTERCHANGEABLE
Transistor
Cross-Reference Index
Part NumberManufacturer
2N548A Electronic Industries Association
2N548A Gilbert Engineering Co Inc/incon Sub of Transitron Electronic Corp (USA)
RELEASE3376 Electronic Industries Association
Related Parts
5961-00-686-6968INTERCHANGEABLE
TRANSISTOR
5961-00-688-9006INTERCHANGEABLE
TRANSISTOR
5961-00-716-7714INTERCHANGEABLE
TRANSISTOR
5961-00-809-1871INTERCHANGEABLE
TRANSISTOR
5961-00-821-5671INTERCHANGEABLE
TRANSISTOR
5961-00-881-3416INTERCHANGEABLE
TRANSISTOR

Frequently Asked Questions

What is NSN 5961-00-950-7867?

NSN 5961-00-950-7867 is a Transistor, manufactured by Electronic Industries Association, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-00-950-7867?

NSN 5961-00-950-7867 has 3 cross-referenced part numbers: 2N548A (Electronic Industries Association), 2N548A (Gilbert Engineering Co Inc/incon Sub of Transitron Electronic Corp), RELEASE3376 (Electronic Industries Association).

What NSN replaces 5961-00-950-7867?

There are 6 known substitutes for 5961-00-950-7867: 5961-00-686-6968, 5961-00-688-9006, 5961-00-716-7714 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2N548A?

Key specifications for 2N548A: Internal Junction Configuration: NPN; Features Provided: HERMETICALLY SEALED CASE; Power Rating Per Characteristic: 600.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION; Joint Electronic Device Engineering Council/jedec/case Outline Designation: TO-5. 15 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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