PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

618-4921-171Transistor

Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems · NSN 5961-01-122-8089 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-01-122-8089 — this item is cataloged by the U.S. Government under National Stock Number 5961-01-122-8089. Primary manufacturer part number: 618-4921-171.
Features
  • Transistor — FSC 5961
  • Terminal Type and Quantity: 3 UNINSULATED WIRE LEAD
  • Terminal Circle Diameter: 0.100 INCHES NOMINAL IN
  • Internal Configuration: JUNCTION CONTACT
  • Power Rating Per Characteristic: 400.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION
  • Semiconductor Material: SILICON
  • Terminal Length: 1.500 INCHES MINIMUM IN
  • Voltage Rating in Volts Per Characteristic: 60.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 60.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 5.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-01-122-8089, 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 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 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
NSN5961-01-122-8089
Primary Part Number618-4921-171
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerRockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
StatusACTIVE
Terminal Type and Quantity3 UNINSULATED WIRE LEAD
Terminal Circle Diameter0.100 INCHES NOMINAL IN
Internal ConfigurationJUNCTION CONTACT
Power Rating Per Characteristic400.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION
Semiconductor MaterialSILICON
Terminal Length1.500 INCHES MINIMUM IN
Voltage Rating in Volts Per Characteristic60.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 60.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 5.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
Mounting MethodTERMINAL
Maximum Operating Temp Per Measurement Point200.0 CELSIUS JUNCTION DEGC
Features ProvidedHERMETICALLY SEALED CASE
Joint Electronic Device Engineering Council/jedec/case Outline DesignationTO-18
Overall Diameter0.230 INCHES MAXIMUM IN
Electrode Internally-Electrically Connected to CaseCOLLECTOR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5961-00-448-4879 INTERCHANGEABLE
Transistor
5961-00-821-8977 INTERCHANGEABLE
Transistor
Cross-Reference Index
Part NumberManufacturer
352-9046-000 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
JAN2N1039 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
618-4921-171 PRIMARY Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
Related Parts
5961-00-448-4879INTERCHANGEABLE
TRANSISTOR
5961-00-821-8977INTERCHANGEABLE
TRANSISTOR

Frequently Asked Questions

What is NSN 5961-01-122-8089?

NSN 5961-01-122-8089 is a Transistor, manufactured by Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-01-122-8089?

NSN 5961-01-122-8089 has 3 cross-referenced part numbers: 352-9046-000 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems), JAN2N1039 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 618-4921-171 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems).

What NSN replaces 5961-01-122-8089?

There are 2 known substitutes for 5961-01-122-8089: 5961-00-448-4879, 5961-00-821-8977. Verify interchangeability with system specifications before substitution.

What are the specifications of 618-4921-171?

Key specifications for 618-4921-171: Terminal Type and Quantity: 3 UNINSULATED WIRE LEAD; Terminal Circle Diameter: 0.100 INCHES NOMINAL IN; Internal Configuration: JUNCTION CONTACT; Power Rating Per Characteristic: 400.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION. 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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