PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2N1990Transistor

Texas Instruments Incorporated · NSN 5961-00-958-6747 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-958-6747 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-958-6747. Primary manufacturer part number: 2N1990.
Features
  • Transistor — FSC 5961
  • Current Rating Per Characteristic: 1.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
  • Features Provided: HERMETICALLY SEALED CASE
  • Mounting Method: TERMINAL
  • Electrode Internally-Electrically Connected to Case: COLLECTOR
  • Terminal Length: 1.500 INCHES MINIMUM IN
  • Voltage Rating in Volts Per Characteristic: 100.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 3.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
  • Terminal Circle Diameter: 0.200 INCHES NOMINAL IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-00-958-6747, 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 Texas Instruments Incorporated. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5961-00-958-6747
Primary Part Number2N1990
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerTexas Instruments Incorporated
StatusCANCELLED
Current Rating Per Characteristic1.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
Features ProvidedHERMETICALLY SEALED CASE
Mounting MethodTERMINAL
Electrode Internally-Electrically Connected to CaseCOLLECTOR
Terminal Length1.500 INCHES MINIMUM IN
Voltage Rating in Volts Per Characteristic100.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 3.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
Terminal Circle Diameter0.200 INCHES NOMINAL IN
Power Rating Per Characteristic600.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION
Specification/standard Data80131-RELEASE3283 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
Semiconductor MaterialSILICON
Internal ConfigurationJUNCTION CONTACT
Terminal Type and Quantity3 UNINSULATED WIRE LEAD
Maximum Operating Temp Per Measurement Point165.0 CELSIUS JUNCTION DEGC
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
5961-00-409-3635 INTERCHANGEABLE
Transistor
2940-00-467-33072N1990 INTERCHANGEABLE
Filter Element,intake Air Cleane
Caterpillar Inc Div Caterpillar Defense
Cross-Reference Index
Part NumberManufacturer
2N1990 Texas Instruments Incorporated (USA)
EIA3283B Electronic Industries Association
2N1990 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
2N1990 Electronic Industries Association
Related Parts
5961-00-409-3635INTERCHANGEABLE
TRANSISTOR
2940-00-467-3307INTERCHANGEABLE
FILTER ELEMENT,INTAKE AIR CLEANE
2N1990

Frequently Asked Questions

What is NSN 5961-00-958-6747?

NSN 5961-00-958-6747 is a Transistor, manufactured by Texas Instruments Incorporated, classified under FSC 5961 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5961-00-958-6747?

NSN 5961-00-958-6747 has 4 cross-referenced part numbers: 2N1990 (Texas Instruments Incorporated), EIA3283B (Electronic Industries Association), 2N1990 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 2N1990 (Electronic Industries Association).

What NSN replaces 5961-00-958-6747?

There are 2 known substitutes for 5961-00-958-6747: 5961-00-409-3635, 2940-00-467-3307. Verify interchangeability with system specifications before substitution.

What are the specifications of 2N1990?

Key specifications for 2N1990: Current Rating Per Characteristic: 1.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC; Features Provided: HERMETICALLY SEALED CASE; Mounting Method: TERMINAL; Electrode Internally-Electrically Connected to Case: COLLECTOR. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5961-00-958-6747 still in active supply?

NSN 5961-00-958-6747 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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