PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

618-4921-161Transistor

Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems · NSN 5961-00-241-3594 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-241-3594 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-241-3594. Primary manufacturer part number: 618-4921-161.
Features
  • Transistor — FSC 5961
  • Terminal Type and Quantity: 3 UNINSULATED WIRE LEAD
  • Terminal Length: 0.500 INCHES MINIMUM IN
  • Overall Diameter: 0.203 INCHES NOMINAL IN
  • Power Rating Per Characteristic: 4.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION
  • Electrode Internally-Electrically Connected to Case: COLLECTOR
  • Terminal Circle Diameter: 0.100 INCHES NOMINAL IN
  • Maximum Operating Temp Per Measurement Point: 175.0 CELSIUS AMBIENT AIR DEGC
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-00-241-3594, 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 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 16 commercial cross-references from 15 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-00-241-3594
Primary Part Number618-4921-161
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 Length0.500 INCHES MINIMUM IN
Overall Diameter0.203 INCHES NOMINAL IN
Power Rating Per Characteristic4.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION
Electrode Internally-Electrically Connected to CaseCOLLECTOR
Terminal Circle Diameter0.100 INCHES NOMINAL IN
Maximum Operating Temp Per Measurement Point175.0 CELSIUS AMBIENT AIR DEGC
Features ProvidedHERMETICALLY SEALED CASE AND ELECTROSTATIC SENSITIVE
Voltage Rating in Volts Per Characteristic60.0 MAXIMUM COLLECTOR TO BASE VOLTAGE, DC
Mounting MethodTERMINAL
Semiconductor MaterialSILICON
Internal ConfigurationJUNCTION CONTACT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5961-00-052-1884TI494 INTERCHANGEABLE
Transistor
Texas Instruments Incorporated
5961-00-127-8240 INTERCHANGEABLE
Transistor
5961-00-403-83862N697 INTERCHANGEABLE
Transistor
Texas Instruments Incorporated
5961-00-752-0150352-0197-000 INTERCHANGEABLE
Transistor
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
5961-00-758-674418-161-3 INTERCHANGEABLE
Transistor
Raytheon Company Dba Raytheon Co
5961-00-837-7262 INTERCHANGEABLE
Transistor
5961-00-854-7063 INTERCHANGEABLE
Transistor
5961-01-128-0181618-4921-113 INTERCHANGEABLE
Transistor
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
5961-01-137-0023SM-B-503226 INTERCHANGEABLE
Transistor
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
Cross-Reference Index
Part NumberManufacturer
JAN2N697 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
2N697 Texas Instruments Incorporated (USA)
352-0197-001 Telcom Semiconductor Inc (USA)
2N697 Raytheon Company Div Corp (USA)
618-4921-161 PRIMARY Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
2N697 Fairchild Semiconductor Corp (USA)
2N697A Semiconductor Technology, Inc. Dba Semiconductor Technology Inc (USA)
352-0197-001 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
2N697 General Electric Co Semi-Conductor Products Dept Power Components Opn (USA)
2N697 National Semiconductor Corp (USA)
2N697 Freescale Semiconductor, Inc. (USA)
2N697 Trw Electronics and Defense Sector Rf Devices (USA)
2N697 Raytheon Company Dba Raytheon Co (USA)
19-031-5 Palomar Products, Inc. (USA)
2N697 Motorola Inc. Dba Integrated Information Systems Group (USA)
2N697A Adelco Elektronik Gmbh (DEU)
Related Parts
5961-00-052-1884INTERCHANGEABLE
TRANSISTOR
TI494
5961-00-127-8240INTERCHANGEABLE
TRANSISTOR
5961-00-403-8386INTERCHANGEABLE
TRANSISTOR
2N697
5961-00-752-0150INTERCHANGEABLE
TRANSISTOR
352-0197-000
5961-00-758-6744INTERCHANGEABLE
TRANSISTOR
18-161-3
5961-00-837-7262INTERCHANGEABLE
TRANSISTOR
5961-00-854-7063INTERCHANGEABLE
TRANSISTOR
5961-01-128-0181INTERCHANGEABLE
TRANSISTOR
618-4921-113
5961-01-137-0023INTERCHANGEABLE
TRANSISTOR
SM-B-503226

Frequently Asked Questions

What is NSN 5961-00-241-3594?

NSN 5961-00-241-3594 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 5961-00-241-3594?

NSN 5961-00-241-3594 has 16 cross-referenced part numbers: JAN2N697 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 2N697 (Texas Instruments Incorporated), 352-0197-001 (Telcom Semiconductor Inc), 2N697 (Raytheon Company Div Corp), 618-4921-161 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems) and 11 more.

What NSN replaces 5961-00-241-3594?

There are 9 known substitutes for 5961-00-241-3594: 5961-00-052-1884, 5961-00-127-8240, 5961-00-403-8386 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 618-4921-161?

Key specifications for 618-4921-161: Terminal Type and Quantity: 3 UNINSULATED WIRE LEAD; Terminal Length: 0.500 INCHES MINIMUM IN; Overall Length: 0.188 INCHES NOMINAL IN; Overall Diameter: 0.203 INCHES NOMINAL IN. 14 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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