PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MIL-PRF-19500/366Transistor

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5961-01-235-3281 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-01-235-3281 — this item is cataloged by the U.S. Government under National Stock Number 5961-01-235-3281. Primary manufacturer part number: MIL-PRF-19500/366.
Features
  • Transistor — FSC 5961
  • Current Rating Per Characteristic: 300.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
  • Mounting Method: TERMINAL
  • Voltage Rating in Volts Per Characteristic: 150.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND 150.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 6.0 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN
  • Terminal Circle Diameter: 0.200 INCHES NOMINAL IN
  • Overall Diameter: 0.335 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN
  • Specification/standard Data: 81349-MIL-S-19500/366 GOVERNMENT SPECIFICATION
  • 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 5961-01-235-3281, 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-01-235-3281
Primary Part NumberMIL-PRF-19500/366
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
Current Rating Per Characteristic300.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
Mounting MethodTERMINAL
Voltage Rating in Volts Per Characteristic150.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND 150.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 6.0 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN
Terminal Circle Diameter0.200 INCHES NOMINAL IN
Overall Diameter0.335 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN
Specification/standard Data81349-MIL-S-19500/366 GOVERNMENT SPECIFICATION
Semiconductor MaterialSILICON
Terminal Type and Quantity3 UNINSULATED WIRE LEAD
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.).
Function for Which DesignedAMPLIFIER
Internal ConfigurationJUNCTION CONTACT
Terminal Length1.500 INCHES MINIMUM AND 1.750 INCHES MAXIMUM IN
Maximum Operating Temp Per Measurement Point200.0 CELSIUS AMBIENT AIR DEGC
Power Rating Per Characteristic5.0 WATTS MAXIMUM TOTAL POWER DISSIPATION
Transfer Ratio20.0 MINIMUM STATIC FORWARD CURRENT TRANSFER RATIO, COMMON-EMITTER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5961-00-011-7110 INTERCHANGEABLE
Transistor
5961-00-014-6458 INTERCHANGEABLE
Transistor
5961-00-113-7650 INTERCHANGEABLE
Transistor
5961-00-415-5994 INTERCHANGEABLE
Transistor
5961-00-456-4711 INTERCHANGEABLE
Transistor
5961-00-559-5738 INTERCHANGEABLE
Transistor
5961-00-758-5815 INTERCHANGEABLE
Transistor
5961-00-935-4963 INTERCHANGEABLE
Transistor
5961-01-026-2573 INTERCHANGEABLE
Transistor
5961-01-193-5724 INTERCHANGEABLE
Transistor
Cross-Reference Index
Part NumberManufacturer
MIL-PRF-19500/366 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
JANS2N3501L Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-S-19500/366 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5961-00-011-7110INTERCHANGEABLE
TRANSISTOR
5961-00-014-6458INTERCHANGEABLE
TRANSISTOR
5961-00-113-7650INTERCHANGEABLE
TRANSISTOR
5961-00-415-5994INTERCHANGEABLE
TRANSISTOR
5961-00-456-4711INTERCHANGEABLE
TRANSISTOR
5961-00-559-5738INTERCHANGEABLE
TRANSISTOR
5961-00-758-5815INTERCHANGEABLE
TRANSISTOR
5961-00-935-4963INTERCHANGEABLE
TRANSISTOR
5961-01-026-2573INTERCHANGEABLE
TRANSISTOR
5961-01-193-5724INTERCHANGEABLE
TRANSISTOR
5961-01-200-4076INTERCHANGEABLE
TRANSISTOR
5961-01-254-0633INTERCHANGEABLE
TRANSISTOR

Frequently Asked Questions

What is NSN 5961-01-235-3281?

NSN 5961-01-235-3281 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 5961-01-235-3281?

NSN 5961-01-235-3281 has 3 cross-referenced part numbers: MIL-PRF-19500/366 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), JANS2N3501L (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-S-19500/366 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5961-01-235-3281?

There are 12 known substitutes for 5961-01-235-3281: 5961-00-011-7110, 5961-00-014-6458, 5961-00-113-7650 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MIL-PRF-19500/366?

Key specifications for MIL-PRF-19500/366: Current Rating Per Characteristic: 300.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC; Mounting Method: TERMINAL; Voltage Rating in Volts Per Characteristic: 150.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND 150.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 6.0 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN; Terminal Circle Diameter: 0.200 INCHES NOMINAL IN. 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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