PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

537209-3Transistor

Raytheon Company Dba Raytheon · NSN 5961-00-148-2658 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-148-2658 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-148-2658. Primary manufacturer part number: 537209-3.
Features
  • Transistor — FSC 5961
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Terminal Type and Quantity: 4 RIBBON
  • Semiconductor Material: SILICON
  • Features Provided: HERMETICALLY SEALED CASE
  • Internal Configuration: JUNCTION CONTACT
  • Power Rating Per Characteristic: 60.0 WATTS MAXIMUM TOTAL POWER DISSIPATION
  • Maximum Operating Temp Per Measurement Point: 150.0 CELSIUS JUNCTION DEGC
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-00-148-2658, 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 Raytheon Company Dba Raytheon. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-00-148-2658
Primary Part Number537209-3
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerRaytheon Company Dba Raytheon
StatusACTIVE
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Terminal Type and Quantity4 RIBBON
Semiconductor MaterialSILICON
Features ProvidedHERMETICALLY SEALED CASE
Internal ConfigurationJUNCTION CONTACT
Power Rating Per Characteristic60.0 WATTS MAXIMUM TOTAL POWER DISSIPATION
Maximum Operating Temp Per Measurement Point150.0 CELSIUS JUNCTION DEGC
Nominal Thread Size0.164 INCHES IN
Mounting Facility Quantity1
Current Rating Per Characteristic5.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
Test Data Document96214-537209 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
Unable to DecodeUNABLE TO DECODE
Mounting MethodTHREADED STUD(S)
Voltage Rating in Volts Per Characteristic65.0 MAXIMUM COLLECTOR TO BASE VOLTAGE, DC AND 35.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 4.0 MAXIMUM EMITTER TO BASE VOLTAGE, DC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4710-01-005-869953-72093-12 INTERCHANGEABLE
Tube Assembly,metal
The Boeing Company Div Defense
5961-01-295-2300NTE360 INTERCHANGEABLE
Transistor
Nte Electronics, Inc
Cross-Reference Index
Part NumberManufacturer
0101816 Rohde & Schwarz Gmbh & Co. Kommanditgesellschaft Dba R & S (DEU)
2N5643 Freescale Semiconductor, Inc. (USA)
537209-3 PRIMARY Raytheon Company Dba Raytheon (USA)
2N5643 Adelco Elektronik Gmbh (DEU)
2N5643A Adelco Elektronik Gmbh (DEU)
2N5643 Motorola Gmbh Geschaftsbereich Halbleiter (DEU)
2N5643 Solitron Devices, Inc. (USA)
SD1224-H1 Stmicroelectronics Inc (USA)
2N5643 Lacon Electronic Gmbh (DEU)
Related Parts
4710-01-005-8699INTERCHANGEABLE
TUBE ASSEMBLY,METAL
53-72093-12
5961-01-295-2300INTERCHANGEABLE
TRANSISTOR
NTE360

Frequently Asked Questions

What is NSN 5961-00-148-2658?

NSN 5961-00-148-2658 is a Transistor, manufactured by Raytheon Company Dba Raytheon, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-00-148-2658?

NSN 5961-00-148-2658 has 9 cross-referenced part numbers: 0101816 (Rohde & Schwarz Gmbh & Co. Kommanditgesellschaft Dba R & S), 2N5643 (Freescale Semiconductor, Inc.), 537209-3 (Raytheon Company Dba Raytheon), 2N5643 (Adelco Elektronik Gmbh), 2N5643A (Adelco Elektronik Gmbh) and 4 more.

What NSN replaces 5961-00-148-2658?

There are 2 known substitutes for 5961-00-148-2658: 4710-01-005-8699, 5961-01-295-2300. Verify interchangeability with system specifications before substitution.

What are the specifications of 537209-3?

Key specifications for 537209-3: Thread Series Designator: UNIFIED NATIONAL COARSE (UNC); Terminal Type and Quantity: 4 RIBBON; Semiconductor Material: SILICON; Overall Height: 0.750 INCHES MAXIMUM IN. 18 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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