PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

720025Semiconductor Device,thyristor

Engineered Magnetics, Inc. Dba Engineered Magnetics · NSN 5961-01-016-2781 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-01-016-2781 — this item is cataloged by the U.S. Government under National Stock Number 5961-01-016-2781. Primary manufacturer part number: 720025.
Features
  • Semiconductor Device,thyristor — FSC 5961
  • Terminal Circle Diameter: 0.136 INCHES MINIMUM AND 0.146 INCHES MAXIMUM IN
  • Semiconductor Material: SILICON
  • Maximum Operating Temp Per Measurement Point: 100.0 CELSIUS JUNCTION DEGC
  • Voltage Rating in Volts Per Characteristic: 100.0 MAXIMUM NONREPETITIVE PEAK REVERSE VOLTAGE AND 100.0 MAXIMUM NONREPETITIVE PEAK OFF-STATE VOLTAGE
  • Features Provided: HERMETICALLY SEALED CASE
  • Power Rating Per Characteristic: 50.0 MILLIWATTS MAXIMUM AVERAGE GATE POWER-FORWARD
  • Joint Electronic Device Engineering Council/jedec/case Outline Designation: TO-8
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Semiconductor Device,thyristor, cataloged under National Stock Number 5961-01-016-2781, 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 Engineered Magnetics, Inc. Dba Engineered Magnetics. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-01-016-2781
Primary Part Number720025
Item NameSemiconductor Device,thyristor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerEngineered Magnetics, Inc. Dba Engineered Magnetics
StatusACTIVE
Terminal Circle Diameter0.136 INCHES MINIMUM AND 0.146 INCHES MAXIMUM IN
Semiconductor MaterialSILICON
Maximum Operating Temp Per Measurement Point100.0 CELSIUS JUNCTION DEGC
Voltage Rating in Volts Per Characteristic100.0 MAXIMUM NONREPETITIVE PEAK REVERSE VOLTAGE AND 100.0 MAXIMUM NONREPETITIVE PEAK OFF-STATE VOLTAGE
Features ProvidedHERMETICALLY SEALED CASE
Power Rating Per Characteristic50.0 MILLIWATTS MAXIMUM AVERAGE GATE POWER-FORWARD
Joint Electronic Device Engineering Council/jedec/case Outline DesignationTO-8
Overall Diameter0.650 INCHES MAXIMUM IN
Mounting MethodTERMINAL
Terminal Type and Quantity3 UNINSULATED WIRE LEAD
Current Rating Per Characteristic33.00 AMPERES MAXIMUM FORWARD CURRENT, AVERAGE
Terminal Length0.360 INCHES MINIMUM AND 0.440 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
6730-00-696-2717SM-B-338820 INTERCHANGEABLE
Handle Assembly,case
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5950-00-905-2803 INTERCHANGEABLE
Transformer,power
5998-00-930-4447SMD583122 INTERCHANGEABLE
Circuit Card Assembly
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
6625-01-192-780040942 INTERCHANGEABLE
Meter,arbitrary Scale
Fisica Applied Technologies, Inc. Div Datron Advanced Technologies
5331-01-408-286440942 INTERCHANGEABLE
O-Ring
Tritan Corp
5305-01-555-762240942 INTERCHANGEABLE
Setscrew
Tescom Corp Dba Tescom Div Tescom
6210-01-689-1932EFO-X022-77.4-02 INTERCHANGEABLE
Fixture,lighting
Energy Focus, Inc. Div Mmm
6210-01-693-4134EFO-X022-77.4-03 INTERCHANGEABLE
Fixture,lighting
Energy Focus, Inc. Div Mmm
6210-01-694-3016EFO-X022-77.5-02 INTERCHANGEABLE
Fixture,lighting
Energy Focus, Inc. Div Mmm
Cross-Reference Index
Part NumberManufacturer
40942 Renesas Electronics America Inc (USA)
720025 PRIMARY Engineered Magnetics, Inc. Dba Engineered Magnetics (USA)
Related Parts
6730-00-696-2717INTERCHANGEABLE
HANDLE ASSEMBLY,CASE
SM-B-338820
5950-00-905-2803INTERCHANGEABLE
TRANSFORMER,POWER
5998-00-930-4447INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
SMD583122
6625-01-192-7800INTERCHANGEABLE
METER,ARBITRARY SCALE
40942
5331-01-408-2864INTERCHANGEABLE
O-RING
40942
5305-01-555-7622INTERCHANGEABLE
SETSCREW
40942
6210-01-689-1932INTERCHANGEABLE
FIXTURE,LIGHTING
EFO-X022-77.4-02
6210-01-693-4134INTERCHANGEABLE
FIXTURE,LIGHTING
EFO-X022-77.4-03
6210-01-694-3016INTERCHANGEABLE
FIXTURE,LIGHTING
EFO-X022-77.5-02

Frequently Asked Questions

What is NSN 5961-01-016-2781?

NSN 5961-01-016-2781 is a Semiconductor Device,thyristor, manufactured by Engineered Magnetics, Inc. Dba Engineered Magnetics, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-01-016-2781?

NSN 5961-01-016-2781 has 2 cross-referenced part numbers: 40942 (Renesas Electronics America Inc), 720025 (Engineered Magnetics, Inc. Dba Engineered Magnetics).

What NSN replaces 5961-01-016-2781?

There are 9 known substitutes for 5961-01-016-2781: 6730-00-696-2717, 5950-00-905-2803, 5998-00-930-4447 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 720025?

Key specifications for 720025: Terminal Circle Diameter: 0.136 INCHES MINIMUM AND 0.146 INCHES MAXIMUM IN; Semiconductor Material: SILICON; Maximum Operating Temp Per Measurement Point: 100.0 CELSIUS JUNCTION DEGC; Voltage Rating in Volts Per Characteristic: 100.0 MAXIMUM NONREPETITIVE PEAK REVERSE VOLTAGE AND 100.0 MAXIMUM NONREPETITIVE PEAK OFF-STATE VOLTAGE. 13 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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