PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

531538-1Transistor

Raytheon Company Dba Raytheon · NSN 5961-00-104-1169 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-104-1169 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-104-1169. Primary manufacturer part number: 531538-1.
Features
  • Transistor — FSC 5961
  • Power Rating Per Characteristic: 360.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION360.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION
  • Mounting Method: TERMINALTERMINAL
  • Features Provided: HERMETICALLY SEALED CASEHERMETICALLY SEALED CASE
  • Maximum Operating Temp Per Measurement Point: 200.0 CELSIUS JUNCTION200.0 CELSIUS JUNCTION DEGC
  • Terminal Circle Diameter: 0.100 INCHES NOMINAL0.100 INCHES NOMINAL IN
  • Overall Diameter: 0.220 INCHES NOMINAL0.220 INCHES NOMINAL IN
  • Voltage Rating in Volts Per Characteristic: 40.0 MAXIMUM BREAKDOWN VOLTAGE, DRAIN-TO-SOURCE, WITH ALL OTHER TERMINALS SHORT-CIRCUITED TO SOURCE AND 40.0 MAXIMUM BREAKDOWN VOLTAGE, DRAIN-TO-SOURCE, WITH ALL OTHER TERMINALS SHORT-CIRCUITED TO SOURCE AND 40.0 MAXIMUM BREAKDOWN VOLTAGE, GATE-TO-SOURCE, WITH ALL OTHER TERMINALS SHORT-CIRCUITED TO SOURCE40.0 MAXIMUM BREAKDOWN VOLTAGE, GATE-TO-SOURCE, WITH ALL OTHER TERMINALS SHORT-CIRCUITED TO SOURCE
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-00-104-1169, 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 Dba Raytheon. 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-00-104-1169
Primary Part Number531538-1
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerRaytheon Company Dba Raytheon
StatusACTIVE
Power Rating Per Characteristic360.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION360.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION
Mounting MethodTERMINALTERMINAL
Features ProvidedHERMETICALLY SEALED CASEHERMETICALLY SEALED CASE
Maximum Operating Temp Per Measurement Point200.0 CELSIUS JUNCTION200.0 CELSIUS JUNCTION DEGC
Terminal Circle Diameter0.100 INCHES NOMINAL0.100 INCHES NOMINAL IN
Overall Diameter0.220 INCHES NOMINAL0.220 INCHES NOMINAL IN
Voltage Rating in Volts Per Characteristic40.0 MAXIMUM BREAKDOWN VOLTAGE, DRAIN-TO-SOURCE, WITH ALL OTHER TERMINALS SHORT-CIRCUITED TO SOURCE AND 40.0 MAXIMUM BREAKDOWN VOLTAGE, DRAIN-TO-SOURCE, WITH ALL OTHER TERMINALS SHORT-CIRCUITED TO SOURCE AND 40.0 MAXIMUM BREAKDOWN VOLTAGE, GATE-TO-SOURCE, WITH ALL OTHER TERMINALS SHORT-CIRCUITED TO SOURCE40.0 MAXIMUM BREAKDOWN VOLTAGE, GATE-TO-SOURCE, WITH ALL OTHER TERMINALS SHORT-CIRCUITED TO SOURCE
Terminal Type and Quantity3 UNINSULATED WIRE LEAD3 UNINSULATED WIRE LEAD
Current Rating Per Characteristic50.0 MILLIAMPERES MAXIMUM FORWARD GATE CURRENT50.0 MILLIAMPERES MAXIMUM FORWARD GATE CURRENT
Semiconductor MaterialSILICONSILICON
Internal ConfigurationFIELD EFFECTFIELD EFFECT
Terminal Length0.500 INCHES MINIMUM0.500 INCHES MINIMUM IN
Electrode Internally-Electrically Connected to CaseGATEGATE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5961-00-403-5368 INTERCHANGEABLE
Transistor
5961-00-421-3040 INTERCHANGEABLE
Transistor
5961-00-890-98672N4856 INTERCHANGEABLE
Transistor
Texas Instruments Incorporated
5961-01-092-96512501502-251 INTERCHANGEABLE
Transistor
Honeywell International Inc. Dba Honeywell International
Cross-Reference Index
Part NumberManufacturer
531538-1 PRIMARY Raytheon Company Dba Raytheon (USA)
2N4856 Raytheon Company Dba Raytheon (USA)
2N4856 Texas Instruments Incorporated (USA)
Related Parts
5961-00-403-5368INTERCHANGEABLE
TRANSISTOR
5961-00-421-3040INTERCHANGEABLE
TRANSISTOR
5961-00-890-9867INTERCHANGEABLE
TRANSISTOR
2N4856
5961-01-092-9651INTERCHANGEABLE
TRANSISTOR
2501502-251

Frequently Asked Questions

What is NSN 5961-00-104-1169?

NSN 5961-00-104-1169 is a Transistor, manufactured by Raytheon Company Dba Raytheon, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-00-104-1169?

NSN 5961-00-104-1169 has 3 cross-referenced part numbers: 531538-1 (Raytheon Company Dba Raytheon), 2N4856 (Raytheon Company Dba Raytheon), 2N4856 (Texas Instruments Incorporated).

What NSN replaces 5961-00-104-1169?

There are 4 known substitutes for 5961-00-104-1169: 5961-00-403-5368, 5961-00-421-3040, 5961-00-890-9867 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 531538-1?

Key specifications for 531538-1: Power Rating Per Characteristic: 360.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION360.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION; Mounting Method: TERMINALTERMINAL; Features Provided: HERMETICALLY SEALED CASEHERMETICALLY SEALED CASE; Maximum Operating Temp Per Measurement Point: 200.0 CELSIUS JUNCTION200.0 CELSIUS JUNCTION DEGC. 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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