PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1N449Semiconductor Device,diode

Electronic Industries Association · NSN 5961-00-681-9600 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-681-9600 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-681-9600. Primary manufacturer part number: 1N449.
Features
  • Semiconductor Device,diode — FSC 5961
  • Voltage Rating in Volts Per Characteristic: 40.0 MAXIMUM REVERSE VOLTAGE, PEAK
  • Material: GERMANIUM SEMICONDUCTOR
  • Current Rating Per Characteristic: 30.00 MICROAMPERES MAXIMUM REVERSE CURRENT, DC
  • Features Provided: HERMETICALLY SEALED CASE
  • Terminal Length: 1.000 INCHES MINIMUM IN
  • Overall Diameter: 0.107 INCHES MAXIMUM IN
  • Mounting Method: TERMINAL
Applications
  • Circuit regulation and filtering
  • Signal conditioning
  • Power supply stabilization
  • Applications requiring Germanium Semiconductor construction
General Description

The Semiconductor Device,diode, cataloged under National Stock Number 5961-00-681-9600, 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 10 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-00-681-9600
Primary Part Number1N449
Item NameSemiconductor Device,diode
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerElectronic Industries Association
StatusACTIVE
Voltage Rating in Volts Per Characteristic40.0 MAXIMUM REVERSE VOLTAGE, PEAK
MaterialGERMANIUM SEMICONDUCTOR
Current Rating Per Characteristic30.00 MICROAMPERES MAXIMUM REVERSE CURRENT, DC
Features ProvidedHERMETICALLY SEALED CASE
Terminal Length1.000 INCHES MINIMUM IN
Overall Diameter0.107 INCHES MAXIMUM IN
Mounting MethodTERMINAL
Terminal Type and Quantity2 UNINSULATED WIRE LEAD
Specification/standard Data80131-RELEASE1585 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
MaterialGLASS ENCLOSURE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5961-00-400-6244 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-626-0041 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-681-9601 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-681-9602 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-681-9604 INTERCHANGEABLE
Semiconductor Device,diode
Cross-Reference Index
Part NumberManufacturer
1N449 Electronic Industries Association
RELEASE 1585 Electronic Industries Association
Related Parts
5961-00-400-6244INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-626-0041INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-681-9601INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-681-9602INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-681-9604INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE

Frequently Asked Questions

What is NSN 5961-00-681-9600?

NSN 5961-00-681-9600 is a Semiconductor Device,diode, manufactured by Electronic Industries Association, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-00-681-9600?

NSN 5961-00-681-9600 has 2 cross-referenced part numbers: 1N449 (Electronic Industries Association), RELEASE 1585 (Electronic Industries Association).

What NSN replaces 5961-00-681-9600?

There are 5 known substitutes for 5961-00-681-9600: 5961-00-400-6244, 5961-00-626-0041, 5961-00-681-9601 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1N449?

Key specifications for 1N449: Voltage Rating in Volts Per Characteristic: 40.0 MAXIMUM REVERSE VOLTAGE, PEAK; Material: GERMANIUM SEMICONDUCTOR; Current Rating Per Characteristic: 30.00 MICROAMPERES MAXIMUM REVERSE CURRENT, DC; Overall Length: 0.300 INCHES MAXIMUM IN. 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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