PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2N426Transistor

Texas Instruments Incorporated · NSN 5961-00-845-3159 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-845-3159 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-845-3159. Primary manufacturer part number: 2N426.
Features
  • Transistor — FSC 5961
  • Internal Configuration: JUNCTION CONTACT
  • Terminal Type and Quantity: 3 UNINSULATED WIRE LEAD
  • Transfer Ratio: 30.0 NOMINAL SMALL-SIGNAL SHORT-CIRCUIT FORWARD CURRENT TRANSFER RATIO, COMMON-EMITTER
  • Overall Diameter: 0.370 INCHES MAXIMUM IN
  • Terminal Length: 1.500 INCHES MINIMUM IN
  • Current Rating Per Characteristic: 400.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
  • 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 5961-00-845-3159, 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 Texas Instruments Incorporated. Government technical data includes 13 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5961-00-845-3159
Primary Part Number2N426
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerTexas Instruments Incorporated
StatusCANCELLED
Internal ConfigurationJUNCTION CONTACT
Terminal Type and Quantity3 UNINSULATED WIRE LEAD
Transfer Ratio30.0 NOMINAL SMALL-SIGNAL SHORT-CIRCUIT FORWARD CURRENT TRANSFER RATIO, COMMON-EMITTER
Overall Diameter0.370 INCHES MAXIMUM IN
Terminal Length1.500 INCHES MINIMUM IN
Current Rating Per Characteristic400.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
Semiconductor MaterialGERMANIUM
Joint Electronic Device Engineering Council/jedec/case Outline DesignationTO-5
Voltage Rating in Volts Per Characteristic30.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 18.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 20.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
Mounting MethodTERMINAL
Maximum Operating Temp Per Measurement Point100.0 CELSIUS JUNCTION DEGC
Power Rating Per Characteristic150.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION
Features ProvidedHERMETICALLY SEALED CASE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 6
5961-00-068-7422 INTERCHANGEABLE
Transistor
5961-00-578-1724332054 INTERCHANGEABLE
Transistor
Cae Usa Inc.
5961-00-615-48312N338 INTERCHANGEABLE
Transistor
Raytheon Company Dba Raytheon
5961-00-686-8578 INTERCHANGEABLE
Transistor
5961-00-712-3997BACT1C2 INTERCHANGEABLE
Transistor
The Boeing Company Div Defense
5961-00-754-97572N338 INTERCHANGEABLE
Transistor
Entron Industries Limited Partnership Dba Entron Industries Property Div
Cross-Reference Index
Part NumberManufacturer
2N338 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
2N426 Electronic Transistors Corp (USA)
2N426 PRIMARY Texas Instruments Incorporated (USA)
Related Parts
5961-00-068-7422INTERCHANGEABLE
TRANSISTOR
5961-00-578-1724INTERCHANGEABLE
TRANSISTOR
332054
5961-00-615-4831INTERCHANGEABLE
TRANSISTOR
2N338
5961-00-686-8578INTERCHANGEABLE
TRANSISTOR
5961-00-712-3997INTERCHANGEABLE
TRANSISTOR
BACT1C2
5961-00-754-9757INTERCHANGEABLE
TRANSISTOR
2N338

Frequently Asked Questions

What is NSN 5961-00-845-3159?

NSN 5961-00-845-3159 is a Transistor, manufactured by Texas Instruments Incorporated, classified under FSC 5961 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5961-00-845-3159?

NSN 5961-00-845-3159 has 3 cross-referenced part numbers: 2N338 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 2N426 (Electronic Transistors Corp), 2N426 (Texas Instruments Incorporated).

What NSN replaces 5961-00-845-3159?

There are 6 known substitutes for 5961-00-845-3159: 5961-00-068-7422, 5961-00-578-1724, 5961-00-615-4831 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2N426?

Key specifications for 2N426: Internal Configuration: JUNCTION CONTACT; Terminal Type and Quantity: 3 UNINSULATED WIRE LEAD; Transfer Ratio: 30.0 NOMINAL SMALL-SIGNAL SHORT-CIRCUIT FORWARD CURRENT TRANSFER RATIO, COMMON-EMITTER; Overall Diameter: 0.370 INCHES MAXIMUM IN. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5961-00-845-3159 still in active supply?

NSN 5961-00-845-3159 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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