PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

JANTX1N6640Semiconductor Device,diode

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5961-01-492-3849 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-01-492-3849 — this item is cataloged by the U.S. Government under National Stock Number 5961-01-492-3849. Primary manufacturer part number: JANTX1N6640.
Features
  • Semiconductor Device,diode — FSC 5961
  • Material: GLASS ENCLOSURE
  • Material: SILICON SEMICONDUCTOR
  • Terminal Type and Quantity: 2 UNINSULATED WIRE LEAD
  • Voltage Rating in Volts Per Characteristic: 50.0 MAXIMUM WORKING PEAK REVERSE VOLTAGE
  • Mounting Method: TERMINAL
  • Maximum Operating Temp Per Measurement Point: 175.0 CELSIUS AMBIENT AIR DEGC
  • Terminal Length: 1.000 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN
Applications
  • Circuit regulation and filtering
  • Signal conditioning
  • Power supply stabilization
  • Applications requiring Glass Enclosure construction
General Description

The Semiconductor Device,diode, cataloged under National Stock Number 5961-01-492-3849, 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 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-01-492-3849
Primary Part NumberJANTX1N6640
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
StatusACTIVE
MaterialGLASS ENCLOSURE
MaterialSILICON SEMICONDUCTOR
Terminal Type and Quantity2 UNINSULATED WIRE LEAD
Voltage Rating in Volts Per Characteristic50.0 MAXIMUM WORKING PEAK REVERSE VOLTAGE
Mounting MethodTERMINAL
Maximum Operating Temp Per Measurement Point175.0 CELSIUS AMBIENT AIR DEGC
Terminal Length1.000 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5961-01-565-2082 INTERCHANGEABLE
Semiconductor Device,diode
Cross-Reference Index
Part NumberManufacturer
JANTX1N6640 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-PRF-19500/609 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5961-01-565-2082INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE

Frequently Asked Questions

What is NSN 5961-01-492-3849?

NSN 5961-01-492-3849 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: active.

What are the part numbers for NSN 5961-01-492-3849?

NSN 5961-01-492-3849 has 2 cross-referenced part numbers: JANTX1N6640 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-PRF-19500/609 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5961-01-492-3849?

There is 1 known substitute for 5961-01-492-3849: 5961-01-565-2082. Verify interchangeability with system specifications before substitution.

What are the specifications of JANTX1N6640?

Key specifications for JANTX1N6640: Material: GLASS ENCLOSURE; Material: SILICON SEMICONDUCTOR; Terminal Type and Quantity: 2 UNINSULATED WIRE LEAD; Voltage Rating in Volts Per Characteristic: 50.0 MAXIMUM WORKING PEAK REVERSE VOLTAGE. 8 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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