PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2N1973Transistor

Sensata Technologies, Inc. Div Sensata Attleboro · NSN 5961-00-954-4540 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-954-4540 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-954-4540. Primary manufacturer part number: 2N1973.
Features
  • Transistor — FSC 5961
  • Terminal Type and Quantity: 3 UNINSULATED WIRE LEAD
  • Electrode Internally-Electrically Connected to Case: COLLECTOR
  • Features Provided: HERMETICALLY SEALED CASE
  • Specification/standard Data: 80131-RELEASE3448 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
  • Internal Configuration: JUNCTION CONTACT
  • Mounting Method: TERMINAL
  • 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 5961-00-954-4540, 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 Sensata Technologies, Inc. Div Sensata Attleboro. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-00-954-4540
Primary Part Number2N1973
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerSensata Technologies, Inc. Div Sensata Attleboro
StatusACTIVE
Terminal Type and Quantity3 UNINSULATED WIRE LEAD
Electrode Internally-Electrically Connected to CaseCOLLECTOR
Features ProvidedHERMETICALLY SEALED CASE
Specification/standard Data80131-RELEASE3448 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
Internal ConfigurationJUNCTION CONTACT
Mounting MethodTERMINAL
Terminal Circle Diameter0.200 INCHES NOMINAL IN
Maximum Operating Temp Per Measurement Point200.0 CELSIUS JUNCTION DEGC
Overall Diameter0.370 INCHES MAXIMUM IN
Terminal Length1.500 INCHES MINIMUM IN
Power Rating Per Characteristic800.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION
Voltage Rating in Volts Per Characteristic100.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 60.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 7.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
Semiconductor MaterialSILICON
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5961-00-482-87152N1973 INTERCHANGEABLE
Transistor
Fairchild Semiconductor Corp
5961-00-995-3692EGSEC2 INTERCHANGEABLE
Transistor
Mission Systems Davenport Inc.
Cross-Reference Index
Part NumberManufacturer
2N1973 Halliburton Geophysical Services Inc (USA)
2N1973 Electronic Industries Association
2N1973 PRIMARY Sensata Technologies, Inc. Div Sensata Attleboro (USA)
RELEASE3448 Electronic Industries Association
2N1973 Central Semiconductor, Llc Dba Central Semiconductor Corp (USA)
1854-0076 Hewlett-Packard Company Dba HP (USA)
158-040-0001 Northrop Grumman Systems Corporation (USA)
2N1973 Solid State Inc (USA)
Related Parts
5961-00-482-8715INTERCHANGEABLE
TRANSISTOR
2N1973
5961-00-995-3692INTERCHANGEABLE
TRANSISTOR
EGSEC2

Frequently Asked Questions

What is NSN 5961-00-954-4540?

NSN 5961-00-954-4540 is a Transistor, manufactured by Sensata Technologies, Inc. Div Sensata Attleboro, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-00-954-4540?

NSN 5961-00-954-4540 has 8 cross-referenced part numbers: 2N1973 (Halliburton Geophysical Services Inc), 2N1973 (Electronic Industries Association), 2N1973 (Sensata Technologies, Inc. Div Sensata Attleboro), RELEASE3448 (Electronic Industries Association), 2N1973 (Central Semiconductor, Llc Dba Central Semiconductor Corp) and 3 more.

What NSN replaces 5961-00-954-4540?

There are 2 known substitutes for 5961-00-954-4540: 5961-00-482-8715, 5961-00-995-3692. Verify interchangeability with system specifications before substitution.

What are the specifications of 2N1973?

Key specifications for 2N1973: Terminal Type and Quantity: 3 UNINSULATED WIRE LEAD; Electrode Internally-Electrically Connected to Case: COLLECTOR; Features Provided: HERMETICALLY SEALED CASE; Specification/standard Data: 80131-RELEASE3448 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION. 15 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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