PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2N5149Transistor

Solitron Devices, Inc. · NSN 5961-00-189-2941 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-189-2941 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-189-2941. Primary manufacturer part number: 2N5149.
Features
  • Transistor — FSC 5961
  • Overall Diameter: 0.370 INCHES MAXIMUM IN
  • Terminal Length: 0.500 INCHES MINIMUM IN
  • Mounting Method: TERMINAL
  • Features Provided: HERMETICALLY SEALED CASE
  • Voltage Rating in Volts Per Characteristic: 100.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND 80.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 5.5 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN
  • Maximum Operating Temp Per Measurement Point: 200.0 CELSIUS JUNCTION DEGC
  • Current Rating Per Characteristic: 1.00 AMPERES MAXIMUM BASE CURRENT, DC AND 2.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-00-189-2941, 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 Solitron Devices, Inc.. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 17 commercial cross-references from 15 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-00-189-2941
Primary Part Number2N5149
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerSolitron Devices, Inc.
StatusACTIVE
Overall Diameter0.370 INCHES MAXIMUM IN
Terminal Length0.500 INCHES MINIMUM IN
Mounting MethodTERMINAL
Features ProvidedHERMETICALLY SEALED CASE
Voltage Rating in Volts Per Characteristic100.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND 80.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 5.5 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN
Maximum Operating Temp Per Measurement Point200.0 CELSIUS JUNCTION DEGC
Current Rating Per Characteristic1.00 AMPERES MAXIMUM BASE CURRENT, DC AND 2.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
Specification/standard Data80131-RELEASE5610 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
Semiconductor MaterialSILICON
Electrode Internally-Electrically Connected to CaseCOLLECTOR
Terminal Circle Diameter0.200 INCHES NOMINAL IN
Internal ConfigurationJUNCTION CONTACT
Joint Electronic Device Engineering Council/jedec/case Outline DesignationTO-39
Criticality Code JustificationFEAT
Power Rating Per Characteristic7.0 WATTS MAXIMUM TOTAL DEVICE DISSIPATION
Terminal Type and Quantity3 UNINSULATED WIRE LEAD
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5961-00-147-72332N5150 INTERCHANGEABLE
Transistor
Microsemi Ppc Inc
5961-00-466-1389 INTERCHANGEABLE
Transistor
5961-00-466-33912N154 INTERCHANGEABLE
Transistor
Micro Uspd Inc
5961-01-026-6665 INTERCHANGEABLE
Transistor
Cross-Reference Index
Part NumberManufacturer
772782-1 Elettronica Aster Spa (ITA)
2N5149 Solid State Devices, Inc (USA)
719177-1 Raytheon Company Div Rmd Strategic (USA)
2N5149 Microsemi Ppc Inc (USA)
2N5149 Csr Industries Inc (USA)
2N5149 Texas Instruments Incorporated (USA)
2N5149 Fairchild Semiconductor Corp (USA)
772782-1 Raytheon Company Dba Raytheon (USA)
2N5149 Semitronics Corp (USA)
2N5149 Electronic Industries Association
772782-1 Hensoldt Sensors Gmbh (DEU)
2N5149 Gilbert Engineering Co Inc/incon Sub of Transitron Electronic Corp (USA)
2N5149 PRIMARY Solitron Devices, Inc. (USA)
SM-A-936122-1 Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
2N5149A Adelco Elektronik Gmbh (DEU)
RELEASE5610 Electronic Industries Association
2N5149 Adelco Elektronik Gmbh (DEU)
Related Parts
5961-00-147-7233INTERCHANGEABLE
TRANSISTOR
2N5150
5961-00-466-1389INTERCHANGEABLE
TRANSISTOR
5961-00-466-3391INTERCHANGEABLE
TRANSISTOR
2N154
5961-01-026-6665INTERCHANGEABLE
TRANSISTOR

Frequently Asked Questions

What is NSN 5961-00-189-2941?

NSN 5961-00-189-2941 is a Transistor, manufactured by Solitron Devices, Inc., classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-00-189-2941?

NSN 5961-00-189-2941 has 17 cross-referenced part numbers: 772782-1 (Elettronica Aster Spa), 2N5149 (Solid State Devices, Inc), 719177-1 (Raytheon Company Div Rmd Strategic), 2N5149 (Microsemi Ppc Inc), 2N5149 (Csr Industries Inc) and 12 more.

What NSN replaces 5961-00-189-2941?

There are 4 known substitutes for 5961-00-189-2941: 5961-00-147-7233, 5961-00-466-1389, 5961-00-466-3391 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2N5149?

Key specifications for 2N5149: Overall Diameter: 0.370 INCHES MAXIMUM IN; Terminal Length: 0.500 INCHES MINIMUM IN; Mounting Method: TERMINAL; Features Provided: HERMETICALLY SEALED CASE. 19 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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