PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MIL-PRF-19500/301Transistor

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5961-01-235-2197 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-01-235-2197 — this item is cataloged by the U.S. Government under National Stock Number 5961-01-235-2197. Primary manufacturer part number: MIL-PRF-19500/301.
Features
  • Transistor — FSC 5961
  • Overall Diameter: 0.230 INCHES MAXIMUM IN
  • Terminal Circle Diameter: 0.100 INCHES NOMINAL IN
  • Maximum Operating Temp Per Measurement Point: 200.0 CELSIUS JUNCTION DEGC
  • Joint Electronic Device Engineering Council/jedec/case Outline Designation: T0-72
  • Terminal Length: 0.500 INCHES MINIMUM IN
  • Internal Configuration: JUNCTION CONTACT
  • Specification/standard Data: 81349-MIL-S-19500/301 GOVERNMENT SPECIFICATION
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-01-235-2197, 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 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-01-235-2197
Primary Part NumberMIL-PRF-19500/301
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
StatusACTIVE
Overall Diameter0.230 INCHES MAXIMUM IN
Terminal Circle Diameter0.100 INCHES NOMINAL IN
Maximum Operating Temp Per Measurement Point200.0 CELSIUS JUNCTION DEGC
Joint Electronic Device Engineering Council/jedec/case Outline DesignationT0-72
Terminal Length0.500 INCHES MINIMUM IN
Internal ConfigurationJUNCTION CONTACT
Specification/standard Data81349-MIL-S-19500/301 GOVERNMENT SPECIFICATION
Semiconductor MaterialSILICON
Current Rating Per Characteristic50.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
Features ProvidedHERMETICALLY SEALED CASE AND QUALITY ASSURANCE LEVEL S
Power Rating Per Characteristic300.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION
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.).
Terminal Type and Quantity4 UNINSULATED WIRE LEAD
Mounting MethodTERMINAL
Voltage Rating in Volts Per Characteristic30.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND 15.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 3.0 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5961-00-836-6663 INTERCHANGEABLE
Transistor
5961-00-905-4815 INTERCHANGEABLE
Transistor
5961-01-019-4951 INTERCHANGEABLE
Transistor
Cross-Reference Index
Part NumberManufacturer
MIL-PRF-19500/301 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-S-19500/301 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
JANS2N918 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5961-00-836-6663INTERCHANGEABLE
TRANSISTOR
5961-00-905-4815INTERCHANGEABLE
TRANSISTOR
5961-01-019-4951INTERCHANGEABLE
TRANSISTOR

Frequently Asked Questions

What is NSN 5961-01-235-2197?

NSN 5961-01-235-2197 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: active.

What are the part numbers for NSN 5961-01-235-2197?

NSN 5961-01-235-2197 has 3 cross-referenced part numbers: MIL-PRF-19500/301 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-S-19500/301 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), JANS2N918 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5961-01-235-2197?

There are 3 known substitutes for 5961-01-235-2197: 5961-00-836-6663, 5961-00-905-4815, 5961-01-019-4951. Verify interchangeability with system specifications before substitution.

What are the specifications of MIL-PRF-19500/301?

Key specifications for MIL-PRF-19500/301: Overall Diameter: 0.230 INCHES MAXIMUM IN; Terminal Circle Diameter: 0.100 INCHES NOMINAL IN; Overall Length: 0.210 INCHES MAXIMUM IN; Maximum Operating Temp Per Measurement Point: 200.0 CELSIUS JUNCTION DEGC. 17 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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