PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1N21BSemiconductor Device,diode

Electronic Industries Association · NSN 5961-00-842-0796 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-842-0796 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-842-0796. Primary manufacturer part number: 1N21B.
Features
  • Semiconductor Device,diode — FSC 5961
  • Material: SILICON SEMICONDUCTOR
  • Terminal Type and Quantity: 1 FERRULE
  • Features Provided: HERMETICALLY SEALED CASE
  • Nondefinitive Spec/std Data: 1N21B TYPE
  • 5 verified cross-references
  • Primary manufacturer: Electronic Industries Association
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 5961-00-842-0796, 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 Electronic Industries Association. Government technical data includes 4 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5961-00-842-0796
Primary Part Number1N21B
Item NameSemiconductor Device,diode
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerElectronic Industries Association
StatusCANCELLED
MaterialSILICON SEMICONDUCTOR
Terminal Type and Quantity1 FERRULE
Features ProvidedHERMETICALLY SEALED CASE
Nondefinitive Spec/std Data1N21B TYPE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
5961-00-224-4868 INTERCHANGEABLE
Semiconductor Device,diode
Cross-Reference Index
Part NumberManufacturer
1N21B Electronic Industries Association
RELEASE 0493 Electronic Industries Association
1N21B Cobham Advanced Electronic Solutions Inc. (USA)
4430015493 Thales Deutschland Gmbh Div Customer Services (DEU)
1N21B Semic Rf Electronic Gmbh (DEU)
Related Parts
5961-00-224-4868INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE

Frequently Asked Questions

What is NSN 5961-00-842-0796?

NSN 5961-00-842-0796 is a Semiconductor Device,diode, manufactured by Electronic Industries Association, classified under FSC 5961 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5961-00-842-0796?

NSN 5961-00-842-0796 has 5 cross-referenced part numbers: 1N21B (Electronic Industries Association), RELEASE 0493 (Electronic Industries Association), 1N21B (Cobham Advanced Electronic Solutions Inc.), 4430015493 (Thales Deutschland Gmbh Div Customer Services), 1N21B (Semic Rf Electronic Gmbh).

What NSN replaces 5961-00-842-0796?

There is 1 known substitute for 5961-00-842-0796: 5961-00-224-4868. Verify interchangeability with system specifications before substitution.

What are the specifications of 1N21B?

Key specifications for 1N21B: Material: SILICON SEMICONDUCTOR; Terminal Type and Quantity: 1 FERRULE; Features Provided: HERMETICALLY SEALED CASE; Nondefinitive Spec/std Data: 1N21B TYPE. 4 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5961-00-842-0796 still in active supply?

NSN 5961-00-842-0796 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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