PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

939D488-2REV3Semiconductor Device,diode

Westinghouse Electric Corp · NSN 5961-00-269-3923 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-269-3923 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-269-3923. Primary manufacturer part number: 939D488-2REV3.
Features
  • Semiconductor Device,diode — FSC 5961
  • Voltage Rating in Volts Per Characteristic: 36.0 MAXIMUM NOMINAL REGULATOR VOLTAGE
  • Material: SILICON SEMICONDUCTOR
  • Terminal Type and Quantity: 1 TAB, SOLDER LUG AND 1 THREADED STUD
  • Features Provided: HERMETICALLY SEALED CASE
  • Nominal Thread Size: 0.250 INCHES IN
  • Maximum Operating Temp Per Measurement Point: 175.0 CELSIUS JUNCTION DEGC
  • 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 5961-00-269-3923, 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 Westinghouse Electric Corp. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 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
NSN5961-00-269-3923
Primary Part Number939D488-2REV3
Item NameSemiconductor Device,diode
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerWestinghouse Electric Corp
StatusACTIVE
Voltage Rating in Volts Per Characteristic36.0 MAXIMUM NOMINAL REGULATOR VOLTAGE
MaterialSILICON SEMICONDUCTOR
Terminal Type and Quantity1 TAB, SOLDER LUG AND 1 THREADED STUD
Features ProvidedHERMETICALLY SEALED CASE
Nominal Thread Size0.250 INCHES IN
Maximum Operating Temp Per Measurement Point175.0 CELSIUS JUNCTION DEGC
Mounting MethodTHREADED STUD(S)
Mounting Facility Quantity1
MaterialGLASS ENCLOSURE
Power Rating Per Characteristic50.0 WATTS MAXIMUM TOTAL POWER DISSIPATION
Current Rating Per Characteristic350.00 MILLIAMPERES MAXIMUM MAXIMUM REVERSE SURGE CURRENT
Overall Diameter0.667 INCHES MAXIMUM IN
Thread Series DesignatorUNF
Specification/standard Data80131-RELEASE3669 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5961-00-007-7659 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-053-9437 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-115-2274 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-177-3382 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-245-5547 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-269-3872 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-617-5076 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-779-4130 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-870-7824 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-900-4821 INTERCHANGEABLE
Semiconductor Device,diode
Cross-Reference Index
Part NumberManufacturer
939D488-2REV3 Westinghouse Electric Corp (USA)
1N3326B Electronic Industries Association
1N3326B Microsemi Corp.-Scottsdale Dba Microsemi (USA)
1N3326B Infineon Technologies Americas Corp (USA)
RELEASE3669 Electronic Industries Association
Related Parts
5961-00-007-7659INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-053-9437INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-115-2274INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-177-3382INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-245-5547INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-269-3872INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-617-5076INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-779-4130INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-870-7824INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-900-4821INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-929-4792INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-929-4974INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE

Frequently Asked Questions

What is NSN 5961-00-269-3923?

NSN 5961-00-269-3923 is a Semiconductor Device,diode, manufactured by Westinghouse Electric Corp, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-00-269-3923?

NSN 5961-00-269-3923 has 5 cross-referenced part numbers: 939D488-2REV3 (Westinghouse Electric Corp), 1N3326B (Electronic Industries Association), 1N3326B (Microsemi Corp.-Scottsdale Dba Microsemi), 1N3326B (Infineon Technologies Americas Corp), RELEASE3669 (Electronic Industries Association).

What NSN replaces 5961-00-269-3923?

There are 12 known substitutes for 5961-00-269-3923: 5961-00-007-7659, 5961-00-053-9437, 5961-00-115-2274 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 939D488-2REV3?

Key specifications for 939D488-2REV3: Overall Length: 0.450 INCHES MAXIMUM IN; Voltage Rating in Volts Per Characteristic: 36.0 MAXIMUM NOMINAL REGULATOR VOLTAGE; Material: SILICON SEMICONDUCTOR; Terminal Type and Quantity: 1 TAB, SOLDER LUG AND 1 THREADED STUD. 15 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com