PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MIL-PRF-19500/540Transistor

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5961-01-215-7482 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-01-215-7482 — this item is cataloged by the U.S. Government under National Stock Number 5961-01-215-7482. Primary manufacturer part number: MIL-PRF-19500/540.
Features
  • Transistor — FSC 5961
  • Features Provided: HERMETICALLY SEALED CASE AND QUALITY ASSURANCE LEVEL TX
  • Joint Electronic Device Engineering Council/jedec/case Outline Designation: TO-66
  • Transfer Ratio: 350.0 MAXIMUM SMALL-SIGNAL SHORT-CIRCUIT FORWARD CURRENT TRANSFER RATIO, COMMON-EMITTER
  • Maximum Operating Temp Per Measurement Point: 175.0 CELSIUS AMBIENT AIR DEGC
  • Terminal Type and Quantity: 2 PIN AND 1 CASE
  • Current Rating Per Characteristic: 8.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC AND 120.00 MILLIAMPERES MAXIMUM BASE CURRENT, DC
  • Semiconductor Material: SILICON
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-01-215-7482, 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 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5961-01-215-7482
Primary Part NumberMIL-PRF-19500/540
Item NameTransistor
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
Joint Electronic Device Engineering Council/jedec/case Outline DesignationTO-66
Transfer Ratio350.0 MAXIMUM SMALL-SIGNAL SHORT-CIRCUIT FORWARD CURRENT TRANSFER RATIO, COMMON-EMITTER
Maximum Operating Temp Per Measurement Point175.0 CELSIUS AMBIENT AIR DEGC
Terminal Type and Quantity2 PIN AND 1 CASE
Current Rating Per Characteristic8.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC AND 120.00 MILLIAMPERES MAXIMUM BASE CURRENT, DC
Semiconductor MaterialSILICON
Power Rating Per Characteristic75.0 WATTS MAXIMUM TOTAL POWER DISSIPATION
Voltage Rating in Volts Per Characteristic60.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND 5.0 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN AND 60.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN
Internal ConfigurationJUNCTION CONTACT-DARLINGTON CONNECTED
Specification/standard Data81349-MIL-PRF-19500/540 GOVERNMENT SPECIFICATION
Electrode Internally-Electrically Connected to CaseCOLLECTOR
Mounting MethodUNTHREADED HOLE(S)
Mounting Facility Quantity2
Test Data Document81349-MIL-PRF-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.).
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
5961-01-154-4403 INTERCHANGEABLE
Transistor
5961-01-170-4409 INTERCHANGEABLE
Transistor
5961-01-340-6276 INTERCHANGEABLE
Transistor
5961-01-447-431012941505 INTERCHANGEABLE
Transistor
Microsemi Corp - Massachusetts
Cross-Reference Index
Part NumberManufacturer
MIL-PRF-19500/540 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
JANTX2N6298 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
JAN2N6298 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M59-175 Miltope Corporation (USA)
Related Parts
5961-01-154-4403INTERCHANGEABLE
TRANSISTOR
5961-01-170-4409INTERCHANGEABLE
TRANSISTOR
5961-01-340-6276INTERCHANGEABLE
TRANSISTOR
5961-01-447-4310INTERCHANGEABLE
TRANSISTOR
12941505

Frequently Asked Questions

What is NSN 5961-01-215-7482?

NSN 5961-01-215-7482 is a Transistor, 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 5961-01-215-7482?

NSN 5961-01-215-7482 has 4 cross-referenced part numbers: MIL-PRF-19500/540 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), JANTX2N6298 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), JAN2N6298 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), M59-175 (Miltope Corporation).

What NSN replaces 5961-01-215-7482?

There are 4 known substitutes for 5961-01-215-7482: 5961-01-154-4403, 5961-01-170-4409, 5961-01-340-6276 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MIL-PRF-19500/540?

Key specifications for MIL-PRF-19500/540: Features Provided: HERMETICALLY SEALED CASE AND QUALITY ASSURANCE LEVEL TX; Joint Electronic Device Engineering Council/jedec/case Outline Designation: TO-66; Transfer Ratio: 350.0 MAXIMUM SMALL-SIGNAL SHORT-CIRCUIT FORWARD CURRENT TRANSFER RATIO, COMMON-EMITTER; Maximum Operating Temp Per Measurement Point: 175.0 CELSIUS AMBIENT AIR DEGC. 19 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5961-01-215-7482 still in active supply?

NSN 5961-01-215-7482 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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