PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

618666-2Transistor

Raytheon Company · NSN 5961-00-465-8292 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-465-8292 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-465-8292. Primary manufacturer part number: 618666-2.
Features
  • Transistor — FSC 5961
  • Terminal Type and Quantity: 3 UNINSULATED WIRE LEAD
  • Mounting Method: TERMINAL
  • Voltage Rating in Volts Per Characteristic: 50.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 5.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
  • Features Provided: HERMETICALLY SEALED CASE
  • Current Rating Per Characteristic: 1.50 AMPERES MAXIMUM COLLECTOR CURRENT, DC
  • Terminal Circle Diameter: 0.200 INCHES NOMINAL IN
  • Terminal Length: 1.500 INCHES MINIMUM IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-00-465-8292, 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 Raytheon Company. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-00-465-8292
Primary Part Number618666-2
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerRaytheon Company
StatusACTIVE
Terminal Type and Quantity3 UNINSULATED WIRE LEAD
Mounting MethodTERMINAL
Voltage Rating in Volts Per Characteristic50.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 5.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
Features ProvidedHERMETICALLY SEALED CASE
Current Rating Per Characteristic1.50 AMPERES MAXIMUM COLLECTOR CURRENT, DC
Terminal Circle Diameter0.200 INCHES NOMINAL IN
Terminal Length1.500 INCHES MINIMUM IN
Test Data Document37695-618666 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
Semiconductor MaterialSILICON
Overall Diameter0.335 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN
Power Rating Per Characteristic1.0 WATTS MAXIMUM TOTAL POWER DISSIPATION
Maximum Operating Temp Per Measurement Point200.0 CELSIUS JUNCTION DEGC
Internal ConfigurationJUNCTION CONTACT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5961-00-106-4298 INTERCHANGEABLE
Transistor
5961-00-132-0020 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-146-4552 INTERCHANGEABLE
Transistor
5961-00-315-956412039-0005 INTERCHANGEABLE
Transistor
Honeywell International Inc Dba Honeywell
5961-00-387-1992 INTERCHANGEABLE
Transistor
5961-00-488-48162068517-0701 INTERCHANGEABLE
Transistor
Honeywell International Inc Dba Honeywell
5961-00-504-02101906-0024 INTERCHANGEABLE
Semiconductor Devices,unitized
Avago Technologies Us Inc Div Avago Technologies
5961-00-520-5144 INTERCHANGEABLE
Semiconductor Devices,unitized
5961-00-682-7355 INTERCHANGEABLE
Transistor
5961-00-883-6386 INTERCHANGEABLE
Transistor
Cross-Reference Index
Part NumberManufacturer
MM3726 Freescale Semiconductor, Inc. (USA)
ST-1610 Semiconductor Technology, Inc. Dba Semiconductor Technology Inc (USA)
DMS87023B Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) (USA)
618666-2 PRIMARY Raytheon Company (USA)
Related Parts
5961-00-106-4298INTERCHANGEABLE
TRANSISTOR
5961-00-132-0020INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-146-4552INTERCHANGEABLE
TRANSISTOR
5961-00-315-9564INTERCHANGEABLE
TRANSISTOR
12039-0005
5961-00-387-1992INTERCHANGEABLE
TRANSISTOR
5961-00-488-4816INTERCHANGEABLE
TRANSISTOR
2068517-0701
5961-00-504-0210INTERCHANGEABLE
SEMICONDUCTOR DEVICES,UNITIZED
1906-0024
5961-00-520-5144INTERCHANGEABLE
SEMICONDUCTOR DEVICES,UNITIZED
5961-00-682-7355INTERCHANGEABLE
TRANSISTOR
5961-00-883-6386INTERCHANGEABLE
TRANSISTOR
5961-01-005-0352INTERCHANGEABLE
TRANSISTOR
5961-01-007-6824INTERCHANGEABLE
TRANSISTOR

Frequently Asked Questions

What is NSN 5961-00-465-8292?

NSN 5961-00-465-8292 is a Transistor, manufactured by Raytheon Company, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-00-465-8292?

NSN 5961-00-465-8292 has 4 cross-referenced part numbers: MM3726 (Freescale Semiconductor, Inc.), ST-1610 (Semiconductor Technology, Inc. Dba Semiconductor Technology Inc), DMS87023B (Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)), 618666-2 (Raytheon Company).

What NSN replaces 5961-00-465-8292?

There are 12 known substitutes for 5961-00-465-8292: 5961-00-106-4298, 5961-00-132-0020, 5961-00-146-4552 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 618666-2?

Key specifications for 618666-2: Terminal Type and Quantity: 3 UNINSULATED WIRE LEAD; Mounting Method: TERMINAL; Voltage Rating in Volts Per Characteristic: 50.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 5.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN; Features Provided: HERMETICALLY SEALED CASE. 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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