PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

JANTX1N5621Semiconductor Device,diode

Semtech Corporation · NSN 5961-00-349-6200 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-349-6200 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-349-6200. Primary manufacturer part number: JANTX1N5621.
Features
  • Semiconductor Device,diode — FSC 5961
  • Specification/standard Data: 81349-MIL-S-19500/429 GOVERNMENT SPECIFICATION
  • Current Rating Per Characteristic: 25.00 AMPERES MAXIMUM PEAK FORWARD SURGE CURRENT
  • Mounting Method: TERMINAL
  • Overall Diameter: 0.065 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN
  • Terminal Length: 1.000 INCHES MINIMUM AND 1.300 INCHES MAXIMUM IN
  • Features Provided: HERMETICALLY SEALED CASE
  • Maximum Operating Temp Per Measurement Point: 175.0 CELSIUS AMBIENT AIR DEGC
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 5961-00-349-6200, 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 Semtech Corporation. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 7 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
NSN5961-00-349-6200
Primary Part NumberJANTX1N5621
Item NameSemiconductor Device,diode
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerSemtech Corporation
StatusACTIVE
Specification/standard Data81349-MIL-S-19500/429 GOVERNMENT SPECIFICATION
Current Rating Per Characteristic25.00 AMPERES MAXIMUM PEAK FORWARD SURGE CURRENT
Mounting MethodTERMINAL
Overall Diameter0.065 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN
Terminal Length1.000 INCHES MINIMUM AND 1.300 INCHES MAXIMUM IN
Features ProvidedHERMETICALLY SEALED CASE
Maximum Operating Temp Per Measurement Point175.0 CELSIUS AMBIENT AIR DEGC
Power Rating Per Characteristic500.0 WATTS MAXIMUM REVERSE POWER DISSIPATION, PEAK
Voltage Rating in Volts Per Characteristic800.0 MAXIMUM REVERSE VOLTAGE, INSTANTANEOUS
MaterialGLASS ENCLOSURE
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.).
MaterialSILICON SEMICONDUCTOR
Terminal Type and Quantity2 UNINSULATED WIRE LEAD
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5961-00-165-2903 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-165-2904 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-404-9136 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-425-9815 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-426-9613 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-451-7408 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-476-7855 INTERCHANGEABLE
Semiconductor Device,diode
5961-01-006-8434 INTERCHANGEABLE
Semiconductor Device,diode
5961-01-023-9459 INTERCHANGEABLE
Semiconductor Device,diode
5961-01-123-2440 INTERCHANGEABLE
Semiconductor Device,diode
Cross-Reference Index
Part NumberManufacturer
JANTX1N5621 Semtech Corporation (USA)
353-9019-140 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
JANTX1N5621 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
479-1295-009 The Boeing Company Div Legacy Boeing Hb1 (USA)
MIL-PRF-19500/429 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MILS19500-429 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
JANTX1N5621A Adelco Elektronik Gmbh (DEU)
JANTX1N5621 Micross Corpus Christi, S.a. De C.v. Div Semtech Corpus Christi Corporation (MEX)
99124357 Thales Sa (FRA)
Related Parts
5961-00-165-2903INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-165-2904INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-404-9136INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-425-9815INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-426-9613INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-451-7408INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-476-7855INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-01-006-8434INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-01-023-9459INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-01-123-2440INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-01-123-2976INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-01-123-2990INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE

Frequently Asked Questions

What is NSN 5961-00-349-6200?

NSN 5961-00-349-6200 is a Semiconductor Device,diode, manufactured by Semtech Corporation, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-00-349-6200?

NSN 5961-00-349-6200 has 9 cross-referenced part numbers: JANTX1N5621 (Semtech Corporation), 353-9019-140 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems), JANTX1N5621 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 479-1295-009 (The Boeing Company Div Legacy Boeing Hb1), MIL-PRF-19500/429 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 4 more.

What NSN replaces 5961-00-349-6200?

There are 12 known substitutes for 5961-00-349-6200: 5961-00-165-2903, 5961-00-165-2904, 5961-00-404-9136 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of JANTX1N5621?

Key specifications for JANTX1N5621: Specification/standard Data: 81349-MIL-S-19500/429 GOVERNMENT SPECIFICATION; Current Rating Per Characteristic: 25.00 AMPERES MAXIMUM PEAK FORWARD SURGE CURRENT; Mounting Method: TERMINAL; Overall Diameter: 0.065 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN. 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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