PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

014-774Transistor

Ampex Data Systems Corporation Dba Ampex Intelligent Systems · NSN 5961-00-139-1931 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-139-1931 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-139-1931. Primary manufacturer part number: 014-774.
Features
  • Transistor — FSC 5961
  • Internal Configuration: JUNCTION CONTACT
  • Criticality Code Justification: FEAT
  • Electrode Internally-Electrically Connected to Case: COLLECTOR
  • Joint Electronic Device Engineering Council/jedec/case Outline Designation: TO-213AA
  • Voltage Rating in Volts Per Characteristic: -60.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND -60.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND -7.0 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN
  • Power Rating Per Characteristic: 25.0 WATTS MAXIMUM TOTAL POWER DISSIPATION
  • Maximum Operating Temp Per Measurement Point: 200.0 CELSIUS JUNCTION DEGC
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-00-139-1931, 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 Ampex Data Systems Corporation Dba Ampex Intelligent Systems. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 23 commercial cross-references from 19 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5961-00-139-1931
Primary Part Number014-774
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerAmpex Data Systems Corporation Dba Ampex Intelligent Systems
StatusCANCELLED
Internal ConfigurationJUNCTION CONTACT
Criticality Code JustificationFEAT
Electrode Internally-Electrically Connected to CaseCOLLECTOR
Joint Electronic Device Engineering Council/jedec/case Outline DesignationTO-213AA
Voltage Rating in Volts Per Characteristic-60.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND -60.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND -7.0 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN
Power Rating Per Characteristic25.0 WATTS MAXIMUM TOTAL POWER DISSIPATION
Maximum Operating Temp Per Measurement Point200.0 CELSIUS JUNCTION DEGC
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.).
Semiconductor MaterialSILICON
Unable to DecodeUNABLE TO DECODE
Specification/standard Data81349-MIL-S-19500/441 GOVERNMENT SPECIFICATION
Mounting MethodUNTHREADED HOLE(S)
Current Rating Per Characteristic-2.00 AMPERES MAXIMUM BASE CURRENT, DC AND -4.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
Terminal Type and Quantity2 PIN AND 1 CASE
Mounting Facility Quantity2
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 10
5961-00-199-5030 INTERCHANGEABLE
Transistor
5961-00-232-8302 INTERCHANGEABLE
Transistor
5961-00-416-4897 INTERCHANGEABLE
Transistor
5961-00-425-63332N3740 INTERCHANGEABLE
Transistor
Freescale Semiconductor, Inc.
5961-00-470-8290 INTERCHANGEABLE
Transistor
5961-00-927-50421853-0052 INTERCHANGEABLE
Transistor
Keysight Technologies Inc
5961-01-051-5791 INTERCHANGEABLE
Transistor
5961-01-090-40037610004P001 INTERCHANGEABLE
Transistor
Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems
5961-01-141-8211 INTERCHANGEABLE
Transistor
5961-01-235-3267 INTERCHANGEABLE
Transistor
Cross-Reference Index
Part NumberManufacturer
014-774 Ampex Data Systems Corporation Dba Ampex Intelligent Systems (USA)
MJ2253 Freescale Semiconductor, Inc. (USA)
337340 American Telephone and Telegraph Co (USA)
MILS1900-441 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
JAN2N3740 Joint Army-Navy Specifications Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
2N3740 Fairchild Semiconductor Corp (USA)
5961PL1364720 Jednolity Indeks Materialowy - Uniform Material Index (POL)
MIL-S-19500/441 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
SS-25162-1-R Bae Systems, Ro Defence (GBR)
2N3740 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
JAN2N3740 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Q0241 Emcore Corporation Div Concord Division (USA)
MIL-PRF-19500/441 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
JAN2N3740A Adelco Elektronik Gmbh (DEU)
7905094-00 Lockheed Martin Corp Dba Lockheed Martin Div Mst - Eagan (USA)
4192800-362 Raytheon Company Div Rmd Strategic (USA)
1853-0052 Hewlett-Packard Company Dba HP (USA)
JAN2N3740 Electronic Industries Association
Q531752209 Rheinmetall Soldier Electronics Gmbh (DEU)
10001060 Digitec Corp (USA)
Related Parts
5961-00-199-5030INTERCHANGEABLE
TRANSISTOR
5961-00-232-8302INTERCHANGEABLE
TRANSISTOR
5961-00-416-4897INTERCHANGEABLE
TRANSISTOR
5961-00-425-6333INTERCHANGEABLE
TRANSISTOR
2N3740
5961-00-470-8290INTERCHANGEABLE
TRANSISTOR
5961-00-927-5042INTERCHANGEABLE
TRANSISTOR
1853-0052
5961-01-051-5791INTERCHANGEABLE
TRANSISTOR
5961-01-090-4003INTERCHANGEABLE
TRANSISTOR
7610004P001
5961-01-141-8211INTERCHANGEABLE
TRANSISTOR
5961-01-235-3267INTERCHANGEABLE
TRANSISTOR

Frequently Asked Questions

What is NSN 5961-00-139-1931?

NSN 5961-00-139-1931 is a Transistor, manufactured by Ampex Data Systems Corporation Dba Ampex Intelligent Systems, classified under FSC 5961 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5961-00-139-1931?

NSN 5961-00-139-1931 has 23 cross-referenced part numbers: 014-774 (Ampex Data Systems Corporation Dba Ampex Intelligent Systems), MJ2253 (Freescale Semiconductor, Inc.), 337340 (American Telephone and Telegraph Co), MILS1900-441 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), JAN2N3740 (Joint Army-Navy Specifications Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M) and 18 more.

What NSN replaces 5961-00-139-1931?

There are 10 known substitutes for 5961-00-139-1931: 5961-00-199-5030, 5961-00-232-8302, 5961-00-416-4897 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 014-774?

Key specifications for 014-774: Internal Configuration: JUNCTION CONTACT; Criticality Code Justification: FEAT; Electrode Internally-Electrically Connected to Case: COLLECTOR; Joint Electronic Device Engineering Council/jedec/case Outline Designation: TO-213AA. 20 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5961-00-139-1931 still in active supply?

NSN 5961-00-139-1931 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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