PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MIL-S-19500/419Semiconductor Device,thyristor

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5961-01-277-6081 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-01-277-6081 — this item is cataloged by the U.S. Government under National Stock Number 5961-01-277-6081. Primary manufacturer part number: MIL-S-19500/419.
Features
  • Semiconductor Device,thyristor — FSC 5961
  • Features Provided: HERMETICALLY SEALED CASE AND QUALITY ASSURANCE LEVEL TX
  • Current Rating Per Characteristic: 175.00 MILLIAMPERES MAXIMUM AVERAGE FORWARD CURRENT AVERAGED OVER A FULL 60-HZ CYCLE
  • Mounting Method: TERMINAL
  • Terminal Length: 0.750 INCHES MAXIMUM IN
  • Maximum Operating Temp Per Measurement Point: 150.0 CELSIUS AMBIENT AIR DEGC
  • Terminal Circle Diameter: 0.100 INCHES NOMINAL 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 Device,thyristor, cataloged under National Stock Number 5961-01-277-6081, 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 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5961-01-277-6081
Primary Part NumberMIL-S-19500/419
Item NameSemiconductor Device,thyristor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusCANCELLED
Features ProvidedHERMETICALLY SEALED CASE AND QUALITY ASSURANCE LEVEL TX
Current Rating Per Characteristic175.00 MILLIAMPERES MAXIMUM AVERAGE FORWARD CURRENT AVERAGED OVER A FULL 60-HZ CYCLE
Mounting MethodTERMINAL
Terminal Length0.750 INCHES MAXIMUM IN
Maximum Operating Temp Per Measurement Point150.0 CELSIUS AMBIENT AIR DEGC
Terminal Circle Diameter0.100 INCHES NOMINAL 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.).
Joint Electronic Device Engineering Council/jedec/case Outline DesignationTO-18
Overall Diameter0.230 INCHES MAXIMUM IN
Voltage Rating in Volts Per Characteristic60.0 MAXIMUM ON VOLTAGE, FORWARD VOLTAGE DROP, DC AND 5.0 MAXIMUM KNEE VOLTAGE
Internal ConfigurationJUNCTION CONTACT
Electrode Internally-Electrically Connected to CaseCOLLECTOR
Semiconductor MaterialSILICON
Terminal Type and Quantity3 UNINSULATED WIRE LEAD
Specification/standard Data81349-MIL-S-19500/419 GOVERNMENT SPECIFICATION
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 8
5961-00-001-7466 INTERCHANGEABLE
Semiconductor Device,thyristor
5961-00-153-4656SFS3029/18TX INTERCHANGEABLE
Semiconductor Device,thyristor
Solid State Devices, Inc
5961-00-172-7882 INTERCHANGEABLE
Semiconductor Device,thyristor
5961-00-333-9602 INTERCHANGEABLE
Semiconductor Device,thyristor
5961-01-017-9739 INTERCHANGEABLE
Semiconductor Device,thyristor
5961-01-033-5074 INTERCHANGEABLE
Semiconductor Device,thyristor
5961-01-107-0970 INTERCHANGEABLE
Semiconductor Device,thyristor
5961-01-168-6008 INTERCHANGEABLE
Semiconductor Device,thyristor
Cross-Reference Index
Part NumberManufacturer
MIL-S-19500/419 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
JANTX2N3028 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5961-00-001-7466INTERCHANGEABLE
SEMICONDUCTOR DEVICE,THYRISTOR
5961-00-153-4656INTERCHANGEABLE
SEMICONDUCTOR DEVICE,THYRISTOR
SFS3029/18TX
5961-00-172-7882INTERCHANGEABLE
SEMICONDUCTOR DEVICE,THYRISTOR
5961-00-333-9602INTERCHANGEABLE
SEMICONDUCTOR DEVICE,THYRISTOR
5961-01-017-9739INTERCHANGEABLE
SEMICONDUCTOR DEVICE,THYRISTOR
5961-01-033-5074INTERCHANGEABLE
SEMICONDUCTOR DEVICE,THYRISTOR
5961-01-107-0970INTERCHANGEABLE
SEMICONDUCTOR DEVICE,THYRISTOR
5961-01-168-6008INTERCHANGEABLE
SEMICONDUCTOR DEVICE,THYRISTOR

Frequently Asked Questions

What is NSN 5961-01-277-6081?

NSN 5961-01-277-6081 is a Semiconductor Device,thyristor, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5961 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5961-01-277-6081?

NSN 5961-01-277-6081 has 2 cross-referenced part numbers: MIL-S-19500/419 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), JANTX2N3028 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5961-01-277-6081?

There are 8 known substitutes for 5961-01-277-6081: 5961-00-001-7466, 5961-00-153-4656, 5961-00-172-7882 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MIL-S-19500/419?

Key specifications for MIL-S-19500/419: Features Provided: HERMETICALLY SEALED CASE AND QUALITY ASSURANCE LEVEL TX; Current Rating Per Characteristic: 175.00 MILLIAMPERES MAXIMUM AVERAGE FORWARD CURRENT AVERAGED OVER A FULL 60-HZ CYCLE; Overall Length: 0.210 INCHES MAXIMUM IN; Mounting Method: TERMINAL. 17 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5961-01-277-6081 still in active supply?

NSN 5961-01-277-6081 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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