PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1N649Semiconductor Device,diode

Raytheon Company · NSN 5961-00-940-8440 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-940-8440 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-940-8440. Primary manufacturer part number: 1N649.
Features
  • Semiconductor Device,diode — FSC 5961
  • Terminal Type and Quantity: 2 UNINSULATED WIRE LEAD
  • Reference Number Differentiating Characteristics: QUALITY CONTROLLED IN ACCORDANCE W/MIL-Q9858
  • Material: SILICON SEMICONDUCTOR
  • 1 verified cross-reference
  • Primary manufacturer: Raytheon Company
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 5961-00-940-8440, 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 Raytheon Company. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-00-940-8440
Primary Part Number1N649
Item NameSemiconductor Device,diode
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerRaytheon Company
StatusACTIVE
Terminal Type and Quantity2 UNINSULATED WIRE LEAD
Reference Number Differentiating CharacteristicsQUALITY CONTROLLED IN ACCORDANCE W/MIL-Q9858
MaterialSILICON SEMICONDUCTOR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5961-00-064-2379 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-577-30751N649 INTERCHANGEABLE
Semiconductor Device,diode
Raytheon Company Dba Raytheon
5961-00-848-2359468169-5 INTERCHANGEABLE
Semiconductor Device,diode
Honeywell International Inc. Dba Honeywell International Div Aerospace-Minneapolis
5961-00-978-5966 INTERCHANGEABLE
Semiconductor Device,diode
5961-01-079-3296 INTERCHANGEABLE
Semiconductor Device,diode
5961-01-382-79491N649 INTERCHANGEABLE
Semiconductor Device,diode
Bkc Semiconductors Inc
Cross-Reference Index
Part NumberManufacturer
1N649 Raytheon Company (USA)
Related Parts
5961-00-064-2379INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-577-3075INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
1N649
5961-00-848-2359INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
468169-5
5961-00-978-5966INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-01-079-3296INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-01-382-7949INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
1N649

Frequently Asked Questions

What is NSN 5961-00-940-8440?

NSN 5961-00-940-8440 is a Semiconductor Device,diode, manufactured by Raytheon Company, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-00-940-8440?

NSN 5961-00-940-8440 has 1 cross-referenced part number: 1N649 (Raytheon Company).

What NSN replaces 5961-00-940-8440?

There are 6 known substitutes for 5961-00-940-8440: 5961-00-064-2379, 5961-00-577-3075, 5961-00-848-2359 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1N649?

Key specifications for 1N649: Terminal Type and Quantity: 2 UNINSULATED WIRE LEAD; Reference Number Differentiating Characteristics: QUALITY CONTROLLED IN ACCORDANCE W/MIL-Q9858; Material: SILICON SEMICONDUCTOR. 3 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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