PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

353-9009-121Semiconductor Device,diode

Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems · NSN 5961-00-469-9972 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-469-9972 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-469-9972. Primary manufacturer part number: 353-9009-121.
Features
  • Semiconductor Device,diode — FSC 5961
  • Material: GLASS ENCLOSURE
  • Current Rating Per Characteristic: 1.00 AMPERES MAXIMUM MAXIMUM REVERSE SURGE CURRENT
  • Terminal Type and Quantity: 2 UNINSULATED WIRE LEAD
  • Material: SILICON SEMICONDUCTOR
  • Features Provided: HERMETICALLY SEALED CASE
  • Terminal Length: 1.500 INCHES MAXIMUM IN
  • Overall Diameter: 0.145 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 5961-00-469-9972, 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 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 6 manufacturers, 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
NSN5961-00-469-9972
Primary Part Number353-9009-121
Item NameSemiconductor Device,diode
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerRockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
StatusACTIVE
MaterialGLASS ENCLOSURE
Current Rating Per Characteristic1.00 AMPERES MAXIMUM MAXIMUM REVERSE SURGE CURRENT
Terminal Type and Quantity2 UNINSULATED WIRE LEAD
MaterialSILICON SEMICONDUCTOR
Features ProvidedHERMETICALLY SEALED CASE
Terminal Length1.500 INCHES MAXIMUM IN
Overall Diameter0.145 INCHES MAXIMUM IN
Mounting MethodTERMINAL
Maximum Operating Temp Per Measurement Point175.0 CELSIUS AMBIENT AIR DEGC
Voltage Rating in Volts Per Characteristic600.0 MAXIMUM REVERSE VOLTAGE, PEAK
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5961-00-898-2138 INTERCHANGEABLE
Semiconductor Device,diode
Cross-Reference Index
Part NumberManufacturer
353-9009-121 Semtech Corporation (USA)
353-9009-121 Rockwell Collins, Inc. Div Collins Aerospace - Mission Systems (USA)
353-9009-121 PRIMARY Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
353-9009-121 Micro Uspd Inc (USA)
1N4946 Semtech Corporation (USA)
1N4946 Micro Uspd Inc (USA)
1N4946 Lacon Electronic Gmbh (DEU)
1N4946A Adelco Elektronik Gmbh (DEU)
1N4946 Adelco Elektronik Gmbh (DEU)
Related Parts
5961-00-898-2138INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE

Frequently Asked Questions

What is NSN 5961-00-469-9972?

NSN 5961-00-469-9972 is a Semiconductor Device,diode, manufactured by Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-00-469-9972?

NSN 5961-00-469-9972 has 9 cross-referenced part numbers: 353-9009-121 (Semtech Corporation), 353-9009-121 (Rockwell Collins, Inc. Div Collins Aerospace - Mission Systems), 353-9009-121 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems), 353-9009-121 (Micro Uspd Inc), 1N4946 (Semtech Corporation) and 4 more.

What NSN replaces 5961-00-469-9972?

There is 1 known substitute for 5961-00-469-9972: 5961-00-898-2138. Verify interchangeability with system specifications before substitution.

What are the specifications of 353-9009-121?

Key specifications for 353-9009-121: Material: GLASS ENCLOSURE; Current Rating Per Characteristic: 1.00 AMPERES MAXIMUM MAXIMUM REVERSE SURGE CURRENT; Terminal Type and Quantity: 2 UNINSULATED WIRE LEAD; Material: SILICON SEMICONDUCTOR. 11 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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