PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SR612K420200GSemiconductor Device,diode

Raytheon Systems Ltd · NSN 5961-00-471-2400 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-471-2400 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-471-2400. Primary manufacturer part number: SR612K420200G.
Features
  • Semiconductor Device,diode — FSC 5961
  • Thread Series Designator: UNF
  • Test Data Document: 81349-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.).
  • Features Provided: HERMETICALLY SEALED CASE
  • Voltage Rating in Volts Per Characteristic: 200.0 MAXIMUM REVERSE VOLTAGE, PEAK
  • Material: SILICON SEMICONDUCTOR
  • Mounting Method: THREADED STUD(S)
  • Overall Diameter: 0.424 INCHES MAXIMUM IN
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 5961-00-471-2400, 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 Systems Ltd. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-00-471-2400
Primary Part NumberSR612K420200G
Item NameSemiconductor Device,diode
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerRaytheon Systems Ltd
StatusACTIVE
Thread Series DesignatorUNF
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.).
Features ProvidedHERMETICALLY SEALED CASE
Voltage Rating in Volts Per Characteristic200.0 MAXIMUM REVERSE VOLTAGE, PEAK
MaterialSILICON SEMICONDUCTOR
Mounting MethodTHREADED STUD(S)
Overall Diameter0.424 INCHES MAXIMUM IN
Overall Width Across Flats0.424 INCHES MINIMUM AND 0.437 INCHES MAXIMUM IN
Current Rating Per Characteristic12.00 AMPERES MAXIMUM AVERAGE FORWARD CURRENT AVERAGED OVER A FULL 60-HZ CYCLE
Nominal Thread Size0.190 INCHES IN
Mounting Facility Quantity1
Terminal Type and Quantity1 THREADED STUD AND 1 TAB, SOLDER LUG
Maximum Operating Temp Per Measurement Point175.0 CELSIUS AMBIENT AIR DEGC
Specification/standard Data81349-MIL-S-19500/304 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5961-00-172-1733 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-189-3175 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-350-8303 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-451-2206 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-764-9689 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-931-0437 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-935-4912 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-935-4939 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-988-7738 INTERCHANGEABLE
Semiconductor Device,diode
5961-01-019-3603 INTERCHANGEABLE
Semiconductor Device,diode
Cross-Reference Index
Part NumberManufacturer
SR612K420200G Raytheon Systems Ltd (GBR)
MILS19500-304 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Y-1210-10-3 Breeze-Eastern Llc (USA)
JAN1N3891R Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
1N3891R Joint Electron Device Engineering Council
999/4/43076/213 Leonardo Uk Ltd (GBR)
564712 Leonardo Germany Gmbh (DEU)
JAN1N3891RA Adelco Elektronik Gmbh (DEU)
28473-73032 Leonardo Uk Ltd (GBR)
28473-73032 Leonardo Mw Ltd (GBR)
Related Parts
5961-00-172-1733INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-189-3175INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-350-8303INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-451-2206INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-764-9689INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-931-0437INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-935-4912INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-935-4939INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-988-7738INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-01-019-3603INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-01-026-6121INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-01-033-0827INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE

Frequently Asked Questions

What is NSN 5961-00-471-2400?

NSN 5961-00-471-2400 is a Semiconductor Device,diode, manufactured by Raytheon Systems Ltd, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-00-471-2400?

NSN 5961-00-471-2400 has 10 cross-referenced part numbers: SR612K420200G (Raytheon Systems Ltd), MILS19500-304 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), Y-1210-10-3 (Breeze-Eastern Llc), JAN1N3891R (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 1N3891R (Joint Electron Device Engineering Council) and 5 more.

What NSN replaces 5961-00-471-2400?

There are 12 known substitutes for 5961-00-471-2400: 5961-00-172-1733, 5961-00-189-3175, 5961-00-350-8303 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SR612K420200G?

Key specifications for SR612K420200G: Thread Series Designator: UNF; Test Data Document: 81349-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.).; Features Provided: HERMETICALLY SEALED CASE; Voltage Rating in Volts Per Characteristic: 200.0 MAXIMUM REVERSE VOLTAGE, PEAK. 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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