PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MIL-PRF-19500/304Semiconductor Device,diode

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5961-01-123-2985 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-01-123-2985 — this item is cataloged by the U.S. Government under National Stock Number 5961-01-123-2985. Primary manufacturer part number: MIL-PRF-19500/304.
Features
  • Semiconductor Device,diode — FSC 5961
  • Terminal Type and Quantity: 1 THREADED STUD AND 1 TAB, SOLDER LUG
  • Thread Series Designator: UNF
  • Material: SILICON SEMICONDUCTOR
  • Features Provided: HERMETICALLY SEALED CASE
  • Overall Width Across Flats: 0.424 INCHES MINIMUM AND 0.437 INCHES MAXIMUM IN
  • Voltage Rating in Volts Per Characteristic: 400.0 MAXIMUM WORKING PEAK REVERSE VOLTAGE
  • Mounting Method: THREADED STUD(S)
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 5961-01-123-2985, 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 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5961-01-123-2985
Primary Part NumberMIL-PRF-19500/304
Item NameSemiconductor Device,diode
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusCANCELLED
Terminal Type and Quantity1 THREADED STUD AND 1 TAB, SOLDER LUG
Thread Series DesignatorUNF
MaterialSILICON SEMICONDUCTOR
Features ProvidedHERMETICALLY SEALED CASE
Overall Width Across Flats0.424 INCHES MINIMUM AND 0.437 INCHES MAXIMUM IN
Voltage Rating in Volts Per Characteristic400.0 MAXIMUM WORKING PEAK REVERSE VOLTAGE
Mounting MethodTHREADED STUD(S)
Electrode Internally-Electrically Connected to CaseCATHODE
Maximum Operating Temp Per Measurement Point150.0 CELSIUS CASE DEGC
Current Rating Per Characteristic12.00 AMPERES MAXIMUM AVERAGE FORWARD CURRENT AVERAGED OVER A FULL 60-HZ CYCLE AND 175.00 AMPERES MAXIMUM PEAK FORWARD SURGE CURRENT
Nominal Thread Size0.190 INCHES IN
Mounting Facility Quantity1
Joint Electronic Device Engineering Council/jedec/case Outline DesignationDO-4
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.).
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5961-00-018-8806 INTERCHANGEABLE
Semiconductor Device,diode
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
5961-00-458-6774 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-484-4604 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-782-73211N3893 INTERCHANGEABLE
Semiconductor Device,diode
Texas Instruments Incorporated
5961-00-931-0437 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-935-4912 INTERCHANGEABLE
Semiconductor Device,diode
Cross-Reference Index
Part NumberManufacturer
MIL-PRF-19500/304 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
JANTXV1N3893 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
1N3893 General Electric Co Semi-Conductor Products Dept (USA)
7892145-305 Delco Electronics Corp Delco Systems Opns (USA)
Related Parts
5961-00-018-8806INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
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
5961-00-458-6774INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-484-4604INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-782-7321INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
1N3893
5961-00-931-0437INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-935-4912INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-935-4939INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-01-019-3603INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE

Frequently Asked Questions

What is NSN 5961-01-123-2985?

NSN 5961-01-123-2985 is a Semiconductor Device,diode, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5961 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5961-01-123-2985?

NSN 5961-01-123-2985 has 4 cross-referenced part numbers: MIL-PRF-19500/304 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), JANTXV1N3893 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 1N3893 (General Electric Co Semi-Conductor Products Dept), 7892145-305 (Delco Electronics Corp Delco Systems Opns).

What NSN replaces 5961-01-123-2985?

There are 12 known substitutes for 5961-01-123-2985: 5961-00-018-8806, 5961-00-172-1733, 5961-00-189-3175 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MIL-PRF-19500/304?

Key specifications for MIL-PRF-19500/304: Terminal Type and Quantity: 1 THREADED STUD AND 1 TAB, SOLDER LUG; Thread Series Designator: UNF; Material: SILICON SEMICONDUCTOR; End Item Identification: GENERATOR 76301. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5961-01-123-2985 still in active supply?

NSN 5961-01-123-2985 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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