PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8185819Transistor

Us Army Aviation and Missile Command · NSN 5961-00-556-1018 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-556-1018 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-556-1018. Primary manufacturer part number: 8185819.
Features
  • Transistor — FSC 5961
  • Power Rating Per Characteristic: 150.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION
  • Terminal Length: 1.532 INCHES NOMINAL IN
  • Voltage Rating in Volts Per Characteristic: 45.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 1.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
  • Semiconductor Material: SILICON
  • Specification/standard Data: 80131-RELEASE1689 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
  • Terminal Circle Diameter: 0.202 INCHES MAXIMUM IN
  • Current Rating Per Characteristic: 25.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-00-556-1018, 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 Us Army Aviation and Missile Command. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5961-00-556-1018
Primary Part Number8185819
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerUs Army Aviation and Missile Command
StatusCANCELLED
Power Rating Per Characteristic150.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION
Terminal Length1.532 INCHES NOMINAL IN
Voltage Rating in Volts Per Characteristic45.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 1.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
Semiconductor MaterialSILICON
Specification/standard Data80131-RELEASE1689 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
Terminal Circle Diameter0.202 INCHES MAXIMUM IN
Current Rating Per Characteristic25.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
Maximum Operating Temp Per Measurement Point200.0 CELSIUS JUNCTION DEGC
Internal ConfigurationJUNCTION CONTACT
Overall Diameter0.496 INCHES NOMINAL IN
Features ProvidedHERMETICALLY SEALED CASE
Terminal Type and Quantity3 UNINSULATED WIRE LEAD
Mounting MethodTERMINAL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
5961-00-552-1355 INTERCHANGEABLE
Transistor
5961-00-686-8579 INTERCHANGEABLE
Transistor
5961-00-717-3313702923-01 INTERCHANGEABLE
Transistor
Ge Aviation Systems Llc
Cross-Reference Index
Part NumberManufacturer
8185819 Us Army Aviation and Missile Command (USA)
RELEASE1689 Electronic Industries Association
2N118 Electronic Industries Association
2N118 Solid State Devices, Inc (USA)
JAN2N118 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MILS19500-2 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5961-00-552-1355INTERCHANGEABLE
TRANSISTOR
5961-00-686-8579INTERCHANGEABLE
TRANSISTOR
5961-00-717-3313INTERCHANGEABLE
TRANSISTOR
702923-01

Frequently Asked Questions

What is NSN 5961-00-556-1018?

NSN 5961-00-556-1018 is a Transistor, manufactured by Us Army Aviation and Missile Command, classified under FSC 5961 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5961-00-556-1018?

NSN 5961-00-556-1018 has 6 cross-referenced part numbers: 8185819 (Us Army Aviation and Missile Command), RELEASE1689 (Electronic Industries Association), 2N118 (Electronic Industries Association), 2N118 (Solid State Devices, Inc), JAN2N118 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 1 more.

What NSN replaces 5961-00-556-1018?

There are 3 known substitutes for 5961-00-556-1018: 5961-00-552-1355, 5961-00-686-8579, 5961-00-717-3313. Verify interchangeability with system specifications before substitution.

What are the specifications of 8185819?

Key specifications for 8185819: Power Rating Per Characteristic: 150.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION; Terminal Length: 1.532 INCHES NOMINAL IN; Overall Length: 0.382 INCHES MAXIMUM IN; Voltage Rating in Volts Per Characteristic: 45.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 1.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5961-00-556-1018 still in active supply?

NSN 5961-00-556-1018 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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