PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

FS950019V-39Semiconductor Device,diode

Rolls-Royce Power Engineering Plc. · NSN 5961-01-102-6561 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-01-102-6561 — this item is cataloged by the U.S. Government under National Stock Number 5961-01-102-6561. Primary manufacturer part number: FS950019V-39.
Features
  • Semiconductor Device,diode — FSC 5961
  • Terminal Type and Quantity: 1 TAB, SOLDER LUG AND 1 THREADED STUD
  • Thread Series Designator: UNF
  • Specification/standard Data: 81349-MIL-PRF-19500/478 GOVERNMENT SPECIFICATION
  • Test Data Document: 81349-MIL-PRF-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.).
  • Material: SILICON SEMICONDUCTOR
  • Features Provided: HERMETICALLY SEALED CASE
  • Mounting Facility Quantity: 1
Applications
  • Circuit regulation and filtering
  • Signal conditioning
  • Power supply stabilization
  • Applications requiring Silicon Semiconductor construction
General Description

The Semiconductor Device,diode, cataloged under National Stock Number 5961-01-102-6561, 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 Rolls-Royce Power Engineering Plc.. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 20 commercial cross-references from 12 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5961-01-102-6561
Primary Part NumberFS950019V-39
Item NameSemiconductor Device,diode
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerRolls-Royce Power Engineering Plc.
StatusCANCELLED
Terminal Type and Quantity1 TAB, SOLDER LUG AND 1 THREADED STUD
Thread Series DesignatorUNF
Specification/standard Data81349-MIL-PRF-19500/478 GOVERNMENT SPECIFICATION
Test Data Document81349-MIL-PRF-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.).
MaterialSILICON SEMICONDUCTOR
Features ProvidedHERMETICALLY SEALED CASE
Mounting Facility Quantity1
Function for Which DesignedRECTIFIER
Joint Electronic Device Engineering Council/jedec/case Outline DesignationDO-4
Maximum Operating Temp Per Measurement Point175.0 CELSIUS JUNCTION DEGC
Mounting MethodTHREADED STUD(S)
Electrode Internally-Electrically Connected to CaseCATHODE
Current Rating Per Characteristic400.00 AMPERES MAXIMUM PEAK FORWARD SURGE CURRENT
Voltage Rating in Volts Per Characteristic50.0 MAXIMUM REVERSE VOLTAGE, INSTANTANEOUS AND 50.0 MAXIMUM WORKING PEAK REVERSE VOLTAGE
Nominal Thread Size0.190 INCHES IN
Overall Width Across Flats0.424 INCHES MINIMUM AND 0.437 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 11
5961-01-040-6423 INTERCHANGEABLE
Semiconductor Device,diode
5961-01-044-5845 INTERCHANGEABLE
Semiconductor Device,diode
5961-01-069-9542 INTERCHANGEABLE
Semiconductor Device,diode
5961-01-077-2739 INTERCHANGEABLE
Semiconductor Device,diode
5961-01-085-0517 INTERCHANGEABLE
Semiconductor Device,diode
5961-01-117-4116 INTERCHANGEABLE
Semiconductor Device,diode
5961-01-124-2497 INTERCHANGEABLE
Semiconductor Device,diode
5961-01-129-9444 INTERCHANGEABLE
Semiconductor Device,diode
5961-01-180-1369 INTERCHANGEABLE
Semiconductor Device,diode
5961-01-186-9696 INTERCHANGEABLE
Semiconductor Device,diode
Cross-Reference Index
Part NumberManufacturer
FS950019V-39 Rolls-Royce Power Engineering Plc. (GBR)
FS950019V-39 Vosper Thornycroft Controls Ltd (GBR)
C0535380C Rolls-Royce Plc Naval Marine (GBR)
JANTXIN5812 Unitrode Uk Ltd (GBR)
B4003357-2 Department of the Army Hq United States Army Communications Research and Development Command (USA)
UTG1288 Micro Uspd Inc (USA)
FS950019V ITEM 39 Rolls-Royce Power Engineering Plc. (GBR)
353-9019-310 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
72B105025-2001 The Boeing Company Div Defense (USA)
05-1N5812-X Cubic Defense Applications, Inc. (USA)
FS950019V-39 Rolls-Royce Plc Naval Marine (GBR)
FS950019V ITEM 39 Vosper Thornycroft Controls Ltd (GBR)
JANTX1N5812 Joint Army-Navy Specifications Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
C0535380C Vosper Thornycroft Controls Ltd (GBR)
TX1N5812 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-PRF-19500/478 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
C0535380C Rolls-Royce Power Engineering Plc. (GBR)
848186-0002 Thales Usa, Inc. Div Air Mobility Solutions ("ams") (USA)
JANTX1N5812 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
FS950019V ITEM 39 Rolls-Royce Plc Naval Marine (GBR)
Related Parts
5961-01-040-6423INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-01-044-5845INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-01-069-9542INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-01-077-2739INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-01-085-0517INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-01-117-4116INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-01-124-2497INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-01-129-9444INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-01-180-1369INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-01-186-9696INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-01-400-2444INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE

Frequently Asked Questions

What is NSN 5961-01-102-6561?

NSN 5961-01-102-6561 is a Semiconductor Device,diode, manufactured by Rolls-Royce Power Engineering Plc., classified under FSC 5961 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5961-01-102-6561?

NSN 5961-01-102-6561 has 20 cross-referenced part numbers: FS950019V-39 (Rolls-Royce Power Engineering Plc.), FS950019V-39 (Vosper Thornycroft Controls Ltd), C0535380C (Rolls-Royce Plc Naval Marine), JANTXIN5812 (Unitrode Uk Ltd), B4003357-2 (Department of the Army Hq United States Army Communications Research and Development Command) and 15 more.

What NSN replaces 5961-01-102-6561?

There are 11 known substitutes for 5961-01-102-6561: 5961-01-040-6423, 5961-01-044-5845, 5961-01-069-9542 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of FS950019V-39?

Key specifications for FS950019V-39: Terminal Type and Quantity: 1 TAB, SOLDER LUG AND 1 THREADED STUD; Thread Series Designator: UNF; Specification/standard Data: 81349-MIL-PRF-19500/478 GOVERNMENT SPECIFICATION; Test Data Document: 81349-MIL-PRF-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.).. 17 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5961-01-102-6561 still in active supply?

NSN 5961-01-102-6561 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.
PartsTable Design LLC · partstable.com