PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5371-434Transistor

Raytheon Company Div Rmd Strategic · NSN 5961-01-077-5440 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-01-077-5440 — this item is cataloged by the U.S. Government under National Stock Number 5961-01-077-5440. Primary manufacturer part number: 5371-434.
Features
  • Transistor — FSC 5961
  • Semiconductor Material: SILICON
  • Mounting Method: UNTHREADED HOLE(S)
  • Mounting Facility Quantity: 2
  • Terminal Type and Quantity: 1 CASE AND 2 PIN
  • Power Rating Per Characteristic: 175.0 WATTS MAXIMUM TOTAL DEVICE DISSIPATION
  • Features Provided: HERMETICALLY SEALED CASE
  • Maximum Operating Temp Per Measurement Point: 200.0 CELSIUS AMBIENT AIR DEGC
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-01-077-5440, 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 Div Rmd Strategic. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5961-01-077-5440
Primary Part Number5371-434
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerRaytheon Company Div Rmd Strategic
StatusCANCELLED
Semiconductor MaterialSILICON
Mounting MethodUNTHREADED HOLE(S)
Mounting Facility Quantity2
Terminal Type and Quantity1 CASE AND 2 PIN
Power Rating Per Characteristic175.0 WATTS MAXIMUM TOTAL DEVICE DISSIPATION
Features ProvidedHERMETICALLY SEALED CASE
Maximum Operating Temp Per Measurement Point200.0 CELSIUS AMBIENT AIR DEGC
Test Data Document81349-MIL-S-19500 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
Internal ConfigurationJUNCTION CONTACT
Specification/standard Data81349-MIL-S-19500/525 GOVERNMENT SPECIFICATION
Electrode Internally-Electrically Connected to CaseCOLLECTOR
Current Rating Per Characteristic10.00 AMPERES MAXIMUM BASE CURRENT, DC AND 15.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
Voltage Rating in Volts Per Characteristic850.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE, DC WITH SPECIFIED CIRCUIT BETWEEN BASE AND EMITTER AND 400.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 8.0 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
5961-01-033-2332 INTERCHANGEABLE
Transistor
5961-01-152-0162 INTERCHANGEABLE
Transistor
5961-01-160-6317 INTERCHANGEABLE
Transistor
5961-01-170-2818 INTERCHANGEABLE
Transistor
5961-01-322-4576 INTERCHANGEABLE
Transistor
Cross-Reference Index
Part NumberManufacturer
5371-434 Raytheon Company Div Rmd Strategic (USA)
2N6547 Infineon Technologies Americas Corp (USA)
MIL-PRF-19500/525 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-S-19500/525 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
JAN2N6547 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
JAN2N6547 Infineon Technologies Americas Corp (USA)
1002AS649 Naval Air Warfare Center Aircraft Div (USA)
7908840-00 Lockheed Martin Corp Dba Lockheed Martin Div Mst - Eagan (USA)
Related Parts
5961-01-033-2332INTERCHANGEABLE
TRANSISTOR
5961-01-152-0162INTERCHANGEABLE
TRANSISTOR
5961-01-160-6317INTERCHANGEABLE
TRANSISTOR
5961-01-170-2818INTERCHANGEABLE
TRANSISTOR
5961-01-322-4576INTERCHANGEABLE
TRANSISTOR

Frequently Asked Questions

What is NSN 5961-01-077-5440?

NSN 5961-01-077-5440 is a Transistor, manufactured by Raytheon Company Div Rmd Strategic, classified under FSC 5961 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5961-01-077-5440?

NSN 5961-01-077-5440 has 8 cross-referenced part numbers: 5371-434 (Raytheon Company Div Rmd Strategic), 2N6547 (Infineon Technologies Americas Corp), MIL-PRF-19500/525 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-S-19500/525 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), JAN2N6547 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 3 more.

What NSN replaces 5961-01-077-5440?

There are 5 known substitutes for 5961-01-077-5440: 5961-01-033-2332, 5961-01-152-0162, 5961-01-160-6317 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5371-434?

Key specifications for 5371-434: Semiconductor Material: SILICON; Mounting Method: UNTHREADED HOLE(S); Mounting Facility Quantity: 2; Special Features: JUNCTION PATTERN ARRANGEMENT: NPN. 17 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5961-01-077-5440 still in active supply?

NSN 5961-01-077-5440 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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