PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

403-5609Transistor

Nimikkeistokeskus Ncb Finland · NSN 5961-00-926-0237 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-926-0237 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-926-0237. Primary manufacturer part number: 403-5609.
Features
  • Transistor — FSC 5961
  • Maximum Operating Temp Per Measurement Point: 200.0 CELSIUS JUNCTION DEGC
  • Overall Diameter: 0.209 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN
  • Mounting Method: TERMINAL
  • Voltage Rating in Volts Per Characteristic: 40.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 15.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 4.5 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
  • Test Data Document: 81349-MIL-S-19500 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
  • Semiconductor Material: SILICON
  • Power Rating Per Characteristic: 1.2 WATTS MAXIMUM TOTAL POWER DISSIPATION
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-00-926-0237, 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 Nimikkeistokeskus Ncb Finland. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 47 commercial cross-references from 34 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5961-00-926-0237
Primary Part Number403-5609
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerNimikkeistokeskus Ncb Finland
StatusCANCELLED
Maximum Operating Temp Per Measurement Point200.0 CELSIUS JUNCTION DEGC
Overall Diameter0.209 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN
Mounting MethodTERMINAL
Voltage Rating in Volts Per Characteristic40.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 15.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 4.5 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
Test Data Document81349-MIL-S-19500 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
Semiconductor MaterialSILICON
Power Rating Per Characteristic1.2 WATTS MAXIMUM TOTAL POWER DISSIPATION
Terminal Circle Diameter0.100 INCHES NOMINAL IN
Electrode Internally-Electrically Connected to CaseCOLLECTOR
Terminal Type and Quantity3 UNINSULATED WIRE LEAD
Terminal Length0.500 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
Features ProvidedHERMETICALLY SEALED CASE
Specification/standard Data81349-MIL-S-19500/317 GOVERNMENT SPECIFICATION
Internal ConfigurationJUNCTION CONTACT
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5961-00-001-6544G390305S1 INTERCHANGEABLE
Transistor
L3harris Technologies, Inc Div Space & Airborne Systems
5961-00-068-91522N2369 INTERCHANGEABLE
Transistor
Fairchild Semiconductor Corp
5961-00-107-0621 INTERCHANGEABLE
Transistor
5961-00-110-35683228509 INTERCHANGEABLE
Transistor
Raytheon Company Dba Raytheon
5961-00-115-12122N2369 INTERCHANGEABLE
Transistor
Fairchild Semiconductor Corp
5961-00-257-0606 INTERCHANGEABLE
Transistor
5961-00-420-3668 INTERCHANGEABLE
Transistor
5961-00-424-09749306-2001-051 INTERCHANGEABLE
Transistor
Bae Systems (operations) Limited
5961-00-433-702410183540 INTERCHANGEABLE
Transistor
Us Army Aviation and Missile Command
5961-00-469-2735 INTERCHANGEABLE
Transistor
Cross-Reference Index
Part NumberManufacturer
403-5609 Nimikkeistokeskus Ncb Finland (FIN)
QA41 Nautel Limited (CAN)
03-49027-07 Computer Automation Inc
3522 030 00100 Vargus Ltd (ISR)
472-0761-001 The Boeing Company Div Legacy Boeing Hb1 (USA)
S19926 Bae Systems Information and Electronic Systems Integration Inc. (USA)
JAN2N2369AA Adelco Elektronik Gmbh (DEU)
5961009260237 E.c.a Etablissement Centrald'approvisionnement Des Forces Armee
10100010A Ballantine Laboratories Inc (USA)
2N2369A Freescale Semiconductor, Inc. (USA)
BFX44 Raytheon Company Dba Raytheon (USA)
26003072 Bae Systems Information and Electronic Systems Integration Inc. (USA)
RT8802 Fairchild Semiconductor Corp Semiconductor Div Hq (USA)
530490 Raytheon Company Dba Raytheon Co (USA)
JAN2N2369 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
352-7500-450 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
JAN2N2369A Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
11784876 Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA)
2N2369 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
847102-0068 General Dynamics Advanced Information Systems Inc. Dba General Dynamics Advanced Information Systems (USA)
Related Parts
5961-00-001-6544INTERCHANGEABLE
TRANSISTOR
G390305S1
5961-00-068-9152INTERCHANGEABLE
TRANSISTOR
2N2369
5961-00-107-0621INTERCHANGEABLE
TRANSISTOR
5961-00-110-3568INTERCHANGEABLE
TRANSISTOR
3228509
5961-00-115-1212INTERCHANGEABLE
TRANSISTOR
2N2369
5961-00-257-0606INTERCHANGEABLE
TRANSISTOR
5961-00-420-3668INTERCHANGEABLE
TRANSISTOR
5961-00-424-0974INTERCHANGEABLE
TRANSISTOR
9306-2001-051
5961-00-433-7024INTERCHANGEABLE
TRANSISTOR
10183540
5961-00-469-2735INTERCHANGEABLE
TRANSISTOR
5961-00-552-4636INTERCHANGEABLE
TRANSISTOR
247ASC1227-001
5342-00-616-9620INTERCHANGEABLE
COUPLING,CLAMP,GROOVED
4425-768S

Frequently Asked Questions

What is NSN 5961-00-926-0237?

NSN 5961-00-926-0237 is a Transistor, manufactured by Nimikkeistokeskus Ncb Finland, classified under FSC 5961 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5961-00-926-0237?

NSN 5961-00-926-0237 has 47 cross-referenced part numbers: 403-5609 (Nimikkeistokeskus Ncb Finland), QA41 (Nautel Limited), 03-49027-07 (Computer Automation Inc), 3522 030 00100 (Vargus Ltd), 472-0761-001 (The Boeing Company Div Legacy Boeing Hb1) and 42 more.

What NSN replaces 5961-00-926-0237?

There are 12 known substitutes for 5961-00-926-0237: 5961-00-001-6544, 5961-00-068-9152, 5961-00-107-0621 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 403-5609?

Key specifications for 403-5609: Maximum Operating Temp Per Measurement Point: 200.0 CELSIUS JUNCTION DEGC; Overall Diameter: 0.209 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN; Mounting Method: TERMINAL; Voltage Rating in Volts Per Characteristic: 40.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 15.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 4.5 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5961-00-926-0237 still in active supply?

NSN 5961-00-926-0237 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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