PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

925427-501BTransistor

Raytheon Company Dba Raytheon · NSN 5961-01-056-5019 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-01-056-5019 — this item is cataloged by the U.S. Government under National Stock Number 5961-01-056-5019. Primary manufacturer part number: 925427-501B.
Features
  • Transistor — FSC 5961
  • Power Rating Per Characteristic: 40.0 WATTS MAXIMUM PEAK GATE POWER DISSIPATION
  • Features Provided: HERMETICALLY SEALED CASE
  • Voltage Rating in Volts Per Characteristic: 250.0 MAXIMUM NONREPETITIVE PEAK REVERSE VOLTAGE, MAXIMUM PEAK TOTAL VALUE, GATE TERMINAL OPEN-CIRCUITED
  • Internal Configuration: JUNCTION CONTACT
  • Semiconductor Material: SILICON
  • Overall Diameter: 0.370 INCHES MAXIMUM IN
  • Terminal Circle Diameter: 0.100 INCHES NOMINAL IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-01-056-5019, 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 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-01-056-5019
Primary Part Number925427-501B
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerRaytheon Company Dba Raytheon
StatusACTIVE
Power Rating Per Characteristic40.0 WATTS MAXIMUM PEAK GATE POWER DISSIPATION
Features ProvidedHERMETICALLY SEALED CASE
Voltage Rating in Volts Per Characteristic250.0 MAXIMUM NONREPETITIVE PEAK REVERSE VOLTAGE, MAXIMUM PEAK TOTAL VALUE, GATE TERMINAL OPEN-CIRCUITED
Internal ConfigurationJUNCTION CONTACT
Semiconductor MaterialSILICON
Overall Diameter0.370 INCHES MAXIMUM IN
Terminal Circle Diameter0.100 INCHES NOMINAL IN
Mounting MethodTERMINAL
Maximum Operating Temp Per Measurement Point100.0 CELSIUS AMBIENT AIR DEGC
Joint Electronic Device Engineering Council/jedec/case Outline DesignationT0-5
Terminal Length1.500 INCHES MINIMUM IN
Terminal Type and Quantity3 UNINSULATED WIRE LEAD
Current Rating Per Characteristic100.00 AMPERES MAXIMUM FORWARD CURRENT, REPETITIVE, MAXIMUM PEAK TOTAL VALUE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
6620-00-526-846866740 INTERCHANGEABLE
Gage,pressure,dial Indicating
Cummins Inc.
5310-00-550-372215165 INTERCHANGEABLE
Washer,lock
Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling
6210-01-238-165766740 INTERCHANGEABLE
Light,indicator
Mine Safety Appliances Company
Cross-Reference Index
Part NumberManufacturer
66740 Harris Corp Semiconductor Sector (USA)
925427-501B PRIMARY Raytheon Company Dba Raytheon (USA)
Related Parts
6620-00-526-8468INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
66740
5310-00-550-3722INTERCHANGEABLE
WASHER,LOCK
15165
6210-01-238-1657INTERCHANGEABLE
LIGHT,INDICATOR
66740

Frequently Asked Questions

What is NSN 5961-01-056-5019?

NSN 5961-01-056-5019 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 5961-01-056-5019?

NSN 5961-01-056-5019 has 2 cross-referenced part numbers: 66740 (Harris Corp Semiconductor Sector), 925427-501B (Raytheon Company Dba Raytheon).

What NSN replaces 5961-01-056-5019?

There are 3 known substitutes for 5961-01-056-5019: 6620-00-526-8468, 5310-00-550-3722, 6210-01-238-1657. Verify interchangeability with system specifications before substitution.

What are the specifications of 925427-501B?

Key specifications for 925427-501B: Power Rating Per Characteristic: 40.0 WATTS MAXIMUM PEAK GATE POWER DISSIPATION; Special Features: JUNCTION PATTERN ARRANGEMENT: NPN; Features Provided: HERMETICALLY SEALED CASE; Voltage Rating in Volts Per Characteristic: 250.0 MAXIMUM NONREPETITIVE PEAK REVERSE VOLTAGE, MAXIMUM PEAK TOTAL VALUE, GATE TERMINAL OPEN-CIRCUITED. 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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