PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

J202-18Transistor

Siliconix Incorporated Div Siliconix · NSN 5961-00-758-6300 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-758-6300 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-758-6300. Primary manufacturer part number: J202-18.
Features
  • Transistor — FSC 5961
  • Terminal Length: 0.500 INCHES NOMINAL IN
  • Power Rating Per Characteristic: 250.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION
  • Voltage Rating in Volts Per Characteristic: 30.0 MAXIMUM BREAKDOWN VOLTAGE, GATE-TO-SOURCE, WITH ALL OTHER TERMINALS SHORT-CIRCUITED TO SOURCE
  • Current Rating Per Characteristic: 50.00 MILLIAMPERES MAXIMUM GATE CURRENT
  • Internal Configuration: FIELD EFFECT
  • Overall Diameter: 0.192 INCHES MINIMUM AND 0.222 INCHES MAXIMUM IN
  • Semiconductor Material: SILICON
Applications
  • Applications requiring Plastic Enclosure construction
General Description

The Transistor, cataloged under National Stock Number 5961-00-758-6300, 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 Siliconix Incorporated Div Siliconix. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 3 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
NSN5961-00-758-6300
Primary Part NumberJ202-18
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerSiliconix Incorporated Div Siliconix
StatusACTIVE
Terminal Length0.500 INCHES NOMINAL IN
Power Rating Per Characteristic250.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION
Voltage Rating in Volts Per Characteristic30.0 MAXIMUM BREAKDOWN VOLTAGE, GATE-TO-SOURCE, WITH ALL OTHER TERMINALS SHORT-CIRCUITED TO SOURCE
Current Rating Per Characteristic50.00 MILLIAMPERES MAXIMUM GATE CURRENT
Internal ConfigurationFIELD EFFECT
Overall Diameter0.192 INCHES MINIMUM AND 0.222 INCHES MAXIMUM IN
Semiconductor MaterialSILICON
Mounting MethodTERMINAL
Terminal Circle Diameter0.100 INCHES NOMINAL IN
MaterialPLASTIC ENCLOSURE
Terminal Type and Quantity3 UNINSULATED WIRE LEAD
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6105-00-031-2442E202 INTERCHANGEABLE
Disc Assembly
Whippany Actuation Systems, Llc
5985-00-146-7567 INTERCHANGEABLE
Attenuator,variable
3455-00-228-529715427 INTERCHANGEABLE
Cutter,milling,end
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
5945-00-258-75853246675 INTERCHANGEABLE
Relay,electromagnetic
Hatch & Kirk, Inc.
5970-00-296-09688A168 INTERCHANGEABLE
Insulator,plate
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple
5940-00-305-2277 INTERCHANGEABLE
Board,sub Asy
5310-00-350-5583E202 INTERCHANGEABLE
Nut
Vibratech Inc
3020-00-352-5906 INTERCHANGEABLE
Gear,spur
3456-00-640-3061F1385500PCC102LR102 INTERCHANGEABLE
CAGE Assembly,roller Tube Expand
Naval Ship Systems Command
4320-00-932-4876679A0023C041A INTERCHANGEABLE
Liner,throat
Circor Naval Solutions Llc Dba Warren Pumps
Cross-Reference Index
Part NumberManufacturer
958031-003 Eaton Corp Electronic Instrumentation Div Los Angeles Plant (USA)
1-958031-003 Eaton Corp Electronic Instrumentation Div Los Angeles Plant (USA)
E202 Siliconix Incorporated Div Siliconix (USA)
E102 Siliconix Incorporated Div Siliconix (USA)
J202-18 PRIMARY Siliconix Incorporated Div Siliconix (USA)
958031-003 Tegam, Inc. (USA)
Related Parts
6105-00-031-2442INTERCHANGEABLE
DISC ASSEMBLY
E202
5985-00-146-7567INTERCHANGEABLE
ATTENUATOR,VARIABLE
3455-00-228-5297INTERCHANGEABLE
CUTTER,MILLING,END
15427
5945-00-258-7585INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
3246675
5970-00-296-0968INTERCHANGEABLE
INSULATOR,PLATE
8A168
5940-00-305-2277INTERCHANGEABLE
BOARD,SUB ASY
5310-00-350-5583INTERCHANGEABLE
NUT
E202
3020-00-352-5906INTERCHANGEABLE
GEAR,SPUR
3456-00-640-3061INTERCHANGEABLE
CAGE ASSEMBLY,ROLLER TUBE EXPAND
F1385500PCC102LR102
4320-00-932-4876INTERCHANGEABLE
LINER,THROAT
679A0023C041A
6105-01-142-5264INTERCHANGEABLE
MOTOR,ALTERNATING CURRENT
7520-01-207-4058INTERCHANGEABLE
CHART,CALENDAR PLANNING
E-202

Frequently Asked Questions

What is NSN 5961-00-758-6300?

NSN 5961-00-758-6300 is a Transistor, manufactured by Siliconix Incorporated Div Siliconix, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-00-758-6300?

NSN 5961-00-758-6300 has 6 cross-referenced part numbers: 958031-003 (Eaton Corp Electronic Instrumentation Div Los Angeles Plant), 1-958031-003 (Eaton Corp Electronic Instrumentation Div Los Angeles Plant), E202 (Siliconix Incorporated Div Siliconix), E102 (Siliconix Incorporated Div Siliconix), J202-18 (Siliconix Incorporated Div Siliconix) and 1 more.

What NSN replaces 5961-00-758-6300?

There are 12 known substitutes for 5961-00-758-6300: 6105-00-031-2442, 5985-00-146-7567, 3455-00-228-5297 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of J202-18?

Key specifications for J202-18: Terminal Length: 0.500 INCHES NOMINAL IN; Power Rating Per Characteristic: 250.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION; Voltage Rating in Volts Per Characteristic: 30.0 MAXIMUM BREAKDOWN VOLTAGE, GATE-TO-SOURCE, WITH ALL OTHER TERMINALS SHORT-CIRCUITED TO SOURCE; Current Rating Per Characteristic: 50.00 MILLIAMPERES MAXIMUM GATE CURRENT. 12 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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