PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2N1159Transistor

Laboratory Diagnostics Co Inc · NSN 5961-00-813-3761 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-813-3761 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-813-3761. Primary manufacturer part number: 2N1159.
Features
  • Transistor — FSC 5961
  • Power Rating Per Characteristic: 20.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION
  • Mounting Method: UNTHREADED HOLE(S)
  • Current Rating Per Characteristic: 5.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC AND 1.00 AMPERES MAXIMUM BASE CURRENT, DC
  • Terminal Type and Quantity: 2 UNINSULATED WIRE LEAD AND 1 CASE
  • Features Provided: HERMETICALLY SEALED CASE
  • Specification/standard Data: 80131-RELEASE2545 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
  • Internal Configuration: JUNCTION CONTACT
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-00-813-3761, 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 Laboratory Diagnostics Co Inc. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5961-00-813-3761
Primary Part Number2N1159
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerLaboratory Diagnostics Co Inc
StatusCANCELLED
Power Rating Per Characteristic20.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION
Mounting MethodUNTHREADED HOLE(S)
Current Rating Per Characteristic5.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC AND 1.00 AMPERES MAXIMUM BASE CURRENT, DC
Terminal Type and Quantity2 UNINSULATED WIRE LEAD AND 1 CASE
Features ProvidedHERMETICALLY SEALED CASE
Specification/standard Data80131-RELEASE2545 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
Internal ConfigurationJUNCTION CONTACT
Overall Diameter0.875 INCHES MAXIMUM IN
Mounting Facility Quantity2
Electrode Internally-Electrically Connected to CaseCOLLECTOR
Semiconductor MaterialGERMANIUM
Maximum Operating Temp Per Measurement Point100.0 CELSIUS JUNCTION DEGC
Voltage Rating in Volts Per Characteristic80.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 60.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 20.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
5961-00-649-9371 INTERCHANGEABLE
Transistor
5961-00-802-7965 INTERCHANGEABLE
Transistor
5961-00-810-6325 INTERCHANGEABLE
Transistor
5961-00-819-5928 INTERCHANGEABLE
Transistor
4730-01-708-63561065249 INTERCHANGEABLE
Nipple,tube
Tld Ace Corp Div Tld Ace
Cross-Reference Index
Part NumberManufacturer
2N1159 Laboratory Diagnostics Co Inc (USA)
2N1159 Solitron Devices, Inc. (USA)
RELEASE2545 Electronic Industries Association
1850-0157 Hewlett-Packard Company Dba HP (USA)
2N1159 Csr Industries Inc (USA)
2N1159 Electronic Industries Association
2N1159 Silicon Transistor Corporation Dba Same (USA)
1850-0157 Hewlett-Packard Co San Diego Div (USA)
2N1159 Electronic Transistors Corp (USA)
1065249 General Motors Corp Delco Products Div Machine Control Systems (USA)
Related Parts
5961-00-649-9371INTERCHANGEABLE
TRANSISTOR
5961-00-802-7965INTERCHANGEABLE
TRANSISTOR
5961-00-810-6325INTERCHANGEABLE
TRANSISTOR
5961-00-819-5928INTERCHANGEABLE
TRANSISTOR
4730-01-708-6356INTERCHANGEABLE
NIPPLE,TUBE
1065249

Frequently Asked Questions

What is NSN 5961-00-813-3761?

NSN 5961-00-813-3761 is a Transistor, manufactured by Laboratory Diagnostics Co Inc, classified under FSC 5961 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5961-00-813-3761?

NSN 5961-00-813-3761 has 10 cross-referenced part numbers: 2N1159 (Laboratory Diagnostics Co Inc), 2N1159 (Solitron Devices, Inc.), RELEASE2545 (Electronic Industries Association), 1850-0157 (Hewlett-Packard Company Dba HP), 2N1159 (Csr Industries Inc) and 5 more.

What NSN replaces 5961-00-813-3761?

There are 5 known substitutes for 5961-00-813-3761: 5961-00-649-9371, 5961-00-802-7965, 5961-00-810-6325 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2N1159?

Key specifications for 2N1159: Power Rating Per Characteristic: 20.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION; Mounting Method: UNTHREADED HOLE(S); Current Rating Per Characteristic: 5.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC AND 1.00 AMPERES MAXIMUM BASE CURRENT, DC; Terminal Type and Quantity: 2 UNINSULATED WIRE LEAD AND 1 CASE. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5961-00-813-3761 still in active supply?

NSN 5961-00-813-3761 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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