PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2N1618Transistor

Alpine Industries Inc · NSN 5961-00-751-3182 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-751-3182 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-751-3182. Primary manufacturer part number: 2N1618.
Features
  • Transistor — FSC 5961
  • Internal Junction Configuration: NPN
  • Semiconductor Material: SILICON
  • Terminal Type and Quantity: 1 THREADED STUD AND 3 TAB, SOLDER LUG
  • Voltage Rating in Volts Per Characteristic: 100.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 100.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 8.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
  • Specification/standard Data: 80131-RELEASE3225 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
  • Internal Configuration: JUNCTION CONTACT
  • Nominal Thread Size: 0.250 INCHES IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-00-751-3182, 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 Alpine Industries Inc. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5961-00-751-3182
Primary Part Number2N1618
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerAlpine Industries Inc
StatusCANCELLED
Internal Junction ConfigurationNPN
Semiconductor MaterialSILICON
Terminal Type and Quantity1 THREADED STUD AND 3 TAB, SOLDER LUG
Voltage Rating in Volts Per Characteristic100.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 100.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 8.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
Specification/standard Data80131-RELEASE3225 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
Internal ConfigurationJUNCTION CONTACT
Nominal Thread Size0.250 INCHES IN
Mounting Facility Quantity1
Mounting MethodTHREADED STUD(S)
Overall Width Across Flats0.687 INCHES MAXIMUM IN
Current Rating Per Characteristic5.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC AND 10.00 MILLIAMPERES MAXIMUM COLLECTOR CUTOFF CURRENT, DC, EMITTER OPEN
Thread Series DesignatorUNF
Features ProvidedHERMETICALLY SEALED CASE
Power Rating Per Characteristic60.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION
Electrode Internally-Electrically Connected to CaseCOLLECTOR
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
5961-00-786-0324 INTERCHANGEABLE
Transistor
5961-00-810-5833 INTERCHANGEABLE
Transistor
5961-00-857-3355 INTERCHANGEABLE
Transistor
5961-00-879-7474 INTERCHANGEABLE
Transistor
Cross-Reference Index
Part NumberManufacturer
2N1618 Alpine Industries Inc (USA)
2N1618 Electronic Industries Association
RELEASE3225 Electronic Industries Association
2N1618 Silicon Transistor Corporation Dba Same (USA)
2N1618 Gilbert Engineering Co Inc/incon Sub of Transitron Electronic Corp (USA)
Related Parts
5961-00-786-0324INTERCHANGEABLE
TRANSISTOR
5961-00-810-5833INTERCHANGEABLE
TRANSISTOR
5961-00-857-3355INTERCHANGEABLE
TRANSISTOR
5961-00-879-7474INTERCHANGEABLE
TRANSISTOR

Frequently Asked Questions

What is NSN 5961-00-751-3182?

NSN 5961-00-751-3182 is a Transistor, manufactured by Alpine Industries Inc, classified under FSC 5961 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5961-00-751-3182?

NSN 5961-00-751-3182 has 5 cross-referenced part numbers: 2N1618 (Alpine Industries Inc), 2N1618 (Electronic Industries Association), RELEASE3225 (Electronic Industries Association), 2N1618 (Silicon Transistor Corporation Dba Same), 2N1618 (Gilbert Engineering Co Inc/incon Sub of Transitron Electronic Corp).

What NSN replaces 5961-00-751-3182?

There are 4 known substitutes for 5961-00-751-3182: 5961-00-786-0324, 5961-00-810-5833, 5961-00-857-3355 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2N1618?

Key specifications for 2N1618: Internal Junction Configuration: NPN; Semiconductor Material: SILICON; Terminal Type and Quantity: 1 THREADED STUD AND 3 TAB, SOLDER LUG; Voltage Rating in Volts Per Characteristic: 100.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 100.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 8.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5961-00-751-3182 still in active supply?

NSN 5961-00-751-3182 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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