PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4192800-251Semiconductor Devices,unitized

Raytheon Company Div Rmd Strategic · NSN 5961-00-435-3726 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-435-3726 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-435-3726. Primary manufacturer part number: 4192800-251.
Features
  • Semiconductor Devices,unitized — FSC 5961
  • Electrode Internally-Electrically Connected to Case: COLLECTOR
  • Terminal Circle Diameter: 0.190 INCHES MINIMUM AND 0.210 INCHES MAXIMUM IN
  • Terminal Length: 0.500 INCHES MINIMUM IN
  • Mounting Method: TERMINAL
  • Component Name and Quantity: 2 TRANSISTOR
  • Overall Diameter: 0.335 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN
  • 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.).
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Semiconductor Devices,unitized, cataloged under National Stock Number 5961-00-435-3726, 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 Div Rmd Strategic. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5961-00-435-3726
Primary Part Number4192800-251
Item NameSemiconductor Devices,unitized
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerRaytheon Company Div Rmd Strategic
StatusCANCELLED
Electrode Internally-Electrically Connected to CaseCOLLECTOR
Terminal Circle Diameter0.190 INCHES MINIMUM AND 0.210 INCHES MAXIMUM IN
Terminal Length0.500 INCHES MINIMUM IN
Mounting MethodTERMINAL
Component Name and Quantity2 TRANSISTOR
Overall Diameter0.335 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN
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.).
Current Rating Per Characteristic50.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC ALL TRANSISTOR
Power Rating Per Characteristic0.6 WATTS MAXIMUM TOTAL POWER DISSIPATION ALL TRANSISTOR
Semiconductor MaterialSILICON ALL TRANSISTOR
Maximum Operating Temp Per Measurement Point200.0 CELSIUS JUNCTION DEGC
Terminal Type and Quantity6 UNINSULATED WIRE LEAD
Voltage Rating in Volts Per Characteristic60.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND 60.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 5.0 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN ALL TRANSISTOR
Specification/standard Data81349-MIL-S-19500/336 GOVERNMENT SPECIFICATION
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 10
5961-00-006-9054 INTERCHANGEABLE
Semiconductor Devices,unitized
5961-00-079-6908 INTERCHANGEABLE
Semiconductor Devices,unitized
5961-00-777-3186 INTERCHANGEABLE
Semiconductor Devices,unitized
5961-00-929-7135 INTERCHANGEABLE
Semiconductor Devic
2510-01-044-12074189002 INTERCHANGEABLE
Cover,assembly
Bae Systems Land & Armaments L.p.
5961-01-128-3885 INTERCHANGEABLE
Semiconductor Devices,unitized
5961-01-141-0591 INTERCHANGEABLE
Semiconductor Devices,unitized
5961-01-235-2227 INTERCHANGEABLE
Semiconductor Devices,unitized
5961-01-367-2825A3255926-1 INTERCHANGEABLE
Semiconductor Devices,unitized
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5961-01-524-4298 INTERCHANGEABLE
Semiconductor Devices,unitized
Cross-Reference Index
Part NumberManufacturer
4192800-251 Raytheon Company Div Rmd Strategic (USA)
418900-2 Raytheon Company Dba Raytheon (USA)
2N3810 Joint Army-Navy Specifications Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
849-381-3X Ametek Programmable Power, Inc. (USA)
2N3810 Central Semiconductor, Llc Dba Central Semiconductor Corp (USA)
MIL-PRF-19500/336 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
JAN2N3810 Adelco Elektronik Gmbh (DEU)
JAN2N3810 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-S-19500/336 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
B92842 Mbda Uk Ltd (GBR)
JAN2N3810A Adelco Elektronik Gmbh (DEU)
Related Parts
5961-00-006-9054INTERCHANGEABLE
SEMICONDUCTOR DEVICES,UNITIZED
5961-00-079-6908INTERCHANGEABLE
SEMICONDUCTOR DEVICES,UNITIZED
5961-00-777-3186INTERCHANGEABLE
SEMICONDUCTOR DEVICES,UNITIZED
5961-00-929-7135INTERCHANGEABLE
SEMICONDUCTOR DEVIC
2510-01-044-1207INTERCHANGEABLE
COVER,ASSEMBLY
4189002
5961-01-128-3885INTERCHANGEABLE
SEMICONDUCTOR DEVICES,UNITIZED
5961-01-141-0591INTERCHANGEABLE
SEMICONDUCTOR DEVICES,UNITIZED
5961-01-235-2227INTERCHANGEABLE
SEMICONDUCTOR DEVICES,UNITIZED
5961-01-367-2825INTERCHANGEABLE
SEMICONDUCTOR DEVICES,UNITIZED
A3255926-1
5961-01-524-4298INTERCHANGEABLE
SEMICONDUCTOR DEVICES,UNITIZED

Frequently Asked Questions

What is NSN 5961-00-435-3726?

NSN 5961-00-435-3726 is a Semiconductor Devices,unitized, manufactured by Raytheon Company Div Rmd Strategic, classified under FSC 5961 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5961-00-435-3726?

NSN 5961-00-435-3726 has 11 cross-referenced part numbers: 4192800-251 (Raytheon Company Div Rmd Strategic), 418900-2 (Raytheon Company Dba Raytheon), 2N3810 (Joint Army-Navy Specifications Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), 849-381-3X (Ametek Programmable Power, Inc.), 2N3810 (Central Semiconductor, Llc Dba Central Semiconductor Corp) and 6 more.

What NSN replaces 5961-00-435-3726?

There are 10 known substitutes for 5961-00-435-3726: 5961-00-006-9054, 5961-00-079-6908, 5961-00-777-3186 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4192800-251?

Key specifications for 4192800-251: Electrode Internally-Electrically Connected to Case: COLLECTOR; Terminal Circle Diameter: 0.190 INCHES MINIMUM AND 0.210 INCHES MAXIMUM IN; Overall Length: 0.150 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN; Terminal Length: 0.500 INCHES MINIMUM IN. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5961-00-435-3726 still in active supply?

NSN 5961-00-435-3726 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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