PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

JAN1N4808BSemiconductor Device,diode

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5961-00-420-3603 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-420-3603 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-420-3603. Primary manufacturer part number: JAN1N4808B.
Features
  • Semiconductor Device,diode — FSC 5961
  • Material: GLASS ENCLOSURE
  • Current Rating Per Characteristic: 100.00 MILLIAMPERES MAXIMUM FORWARD CURRENT, DC
  • Maximum Operating Temp Per Measurement Point: 150.0 CELSIUS AMBIENT AIR DEGC
  • Specification/standard Data: 81349-MIL-S-19500/329 GOVERNMENT SPECIFICATION
  • Overall Diameter: 0.092 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
  • Mounting Method: TERMINAL
  • Voltage Rating in Volts Per Characteristic: 72.0 MAXIMUM BREAKDOWN VOLTAGE, DC
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 5961-00-420-3603, 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 13 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-00-420-3603
Primary Part NumberJAN1N4808B
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
Current Rating Per Characteristic100.00 MILLIAMPERES MAXIMUM FORWARD CURRENT, DC
Maximum Operating Temp Per Measurement Point150.0 CELSIUS AMBIENT AIR DEGC
Specification/standard Data81349-MIL-S-19500/329 GOVERNMENT SPECIFICATION
Overall Diameter0.092 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
Mounting MethodTERMINAL
Voltage Rating in Volts Per Characteristic72.0 MAXIMUM BREAKDOWN VOLTAGE, DC
Terminal Length1.000 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN
Features ProvidedHERMETICALLY SEALED CASE
Power Rating Per Characteristic500.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION
MaterialSILICON SEMICONDUCTOR
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.).
Terminal Type and Quantity2 UNINSULATED WIRE LEAD
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5961-00-009-1243 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-122-8697 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-220-3529 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-455-4445 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-496-7152 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-503-8992 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-890-9732 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-894-9512 INTERCHANGEABLE
Semiconductor Device,diode
5961-01-016-5407 INTERCHANGEABLE
Semiconductor Device,diode
5961-01-016-8483 INTERCHANGEABLE
Semiconductor Device,diode
Cross-Reference Index
Part NumberManufacturer
JAN1N4808B Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-S-19500/329 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5961-00-009-1243INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-122-8697INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-220-3529INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-455-4445INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-496-7152INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-503-8992INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-890-9732INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-894-9512INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-01-016-5407INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-01-016-8483INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-01-028-0398INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-01-354-8140INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE

Frequently Asked Questions

What is NSN 5961-00-420-3603?

NSN 5961-00-420-3603 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 5961-00-420-3603?

NSN 5961-00-420-3603 has 2 cross-referenced part numbers: JAN1N4808B (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-S-19500/329 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5961-00-420-3603?

There are 12 known substitutes for 5961-00-420-3603: 5961-00-009-1243, 5961-00-122-8697, 5961-00-220-3529 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of JAN1N4808B?

Key specifications for JAN1N4808B: Material: GLASS ENCLOSURE; Current Rating Per Characteristic: 100.00 MILLIAMPERES MAXIMUM FORWARD CURRENT, DC; Maximum Operating Temp Per Measurement Point: 150.0 CELSIUS AMBIENT AIR DEGC; Specification/standard Data: 81349-MIL-S-19500/329 GOVERNMENT SPECIFICATION. 14 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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