PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

J175Transistor

Siliconix Incorporated Div Siliconix · NSN 5961-01-139-5499 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-01-139-5499 — this item is cataloged by the U.S. Government under National Stock Number 5961-01-139-5499. Primary manufacturer part number: J175.
Features
  • Transistor — FSC 5961
  • Power Rating Per Characteristic: 360.0 MILLIWATTS MAXIMUM TOTAL DEVICE DISSIPATION
  • Internal Configuration: FIELD EFFECT
  • Semiconductor Material: SILICON
  • Terminal Type and Quantity: 3 UNINSULATED WIRE LEAD
  • Mounting Method: TERMINAL
  • Current Rating Per Characteristic: 50.00 MILLIAMPERES MAXIMUM GATE CURRENT
  • Voltage Rating in Volts Per Characteristic: 30.0 MAXIMUM GATE TO SOURCE VOLTAGE
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-01-139-5499, 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 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-01-139-5499
Primary Part NumberJ175
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerSiliconix Incorporated Div Siliconix
StatusACTIVE
Power Rating Per Characteristic360.0 MILLIWATTS MAXIMUM TOTAL DEVICE DISSIPATION
Internal ConfigurationFIELD EFFECT
Semiconductor MaterialSILICON
Terminal Type and Quantity3 UNINSULATED WIRE LEAD
Mounting MethodTERMINAL
Current Rating Per Characteristic50.00 MILLIAMPERES MAXIMUM GATE CURRENT
Voltage Rating in Volts Per Characteristic30.0 MAXIMUM GATE TO SOURCE VOLTAGE
Overall Diameter0.188 INCHES NOMINAL IN
Maximum Operating Temp Per Measurement Point135.0 CELSIUS AMBIENT AIR DEGC
Terminal Length0.500 INCHES MINIMUM IN
Joint Electronic Device Engineering Council/jedec/case Outline DesignationT0-92
Terminal Circle Diameter0.022 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5330-00-285-5121J1-75 INTERCHANGEABLE
Felt,mechanical,preformed
Borg-Warner Corp
Cross-Reference Index
Part NumberManufacturer
J175 PRIMARY Siliconix Incorporated Div Siliconix (USA)
423-9798 Nimikkeistokeskus Ncb Finland (FIN)
Related Parts
5330-00-285-5121INTERCHANGEABLE
FELT,MECHANICAL,PREFORMED
J1-75

Frequently Asked Questions

What is NSN 5961-01-139-5499?

NSN 5961-01-139-5499 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 5961-01-139-5499?

NSN 5961-01-139-5499 has 2 cross-referenced part numbers: J175 (Siliconix Incorporated Div Siliconix), 423-9798 (Nimikkeistokeskus Ncb Finland).

What NSN replaces 5961-01-139-5499?

There is 1 known substitute for 5961-01-139-5499: 5330-00-285-5121. Verify interchangeability with system specifications before substitution.

What are the specifications of J175?

Key specifications for J175: Power Rating Per Characteristic: 360.0 MILLIWATTS MAXIMUM TOTAL DEVICE DISSIPATION; Internal Configuration: FIELD EFFECT; Semiconductor Material: SILICON; Terminal Type and Quantity: 3 UNINSULATED WIRE LEAD. 13 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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