PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20MSemiconductor Device,diode

St-Semicon Inc · NSN 5961-00-682-9506 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-682-9506 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-682-9506. Primary manufacturer part number: 20M.
Features
  • Semiconductor Device,diode — FSC 5961
  • Terminal Type and Quantity: 2 FERRULE
  • Voltage Rating in Volts Per Characteristic: 200.0 MAXIMUM REVERSE VOLTAGE, PEAK
  • Features Provided: HERMETICALLY SEALED CASE
  • Mounting Method: TERMINAL
  • Terminal Length: 0.235 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
  • Current Rating Per Characteristic: 0.50 AMPERES MAXIMUM AVERAGE ON-STATE CURRENT, 180 DEGREES CONDUCTION ANGLE, AVERAGE OVER A FULL 60-HZ CYCLE AND 2.00 MILLIAMPERES MAXIMUM REVERSE CURRENT, DC AND 30.00 AMPERES MAXIMUM PEAK FORWARD SURGE CURRENT
  • Overall Diameter: 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
Applications
  • Circuit regulation and filtering
  • Signal conditioning
  • Power supply stabilization
  • Applications requiring Ceramic Enclosure construction
General Description

The Semiconductor Device,diode, cataloged under National Stock Number 5961-00-682-9506, 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 St-Semicon Inc. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 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
NSN5961-00-682-9506
Primary Part Number20M
Item NameSemiconductor Device,diode
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerSt-Semicon Inc
StatusACTIVE
Terminal Type and Quantity2 FERRULE
Voltage Rating in Volts Per Characteristic200.0 MAXIMUM REVERSE VOLTAGE, PEAK
Features ProvidedHERMETICALLY SEALED CASE
Mounting MethodTERMINAL
Terminal Length0.235 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
Current Rating Per Characteristic0.50 AMPERES MAXIMUM AVERAGE ON-STATE CURRENT, 180 DEGREES CONDUCTION ANGLE, AVERAGE OVER A FULL 60-HZ CYCLE AND 2.00 MILLIAMPERES MAXIMUM REVERSE CURRENT, DC AND 30.00 AMPERES MAXIMUM PEAK FORWARD SURGE CURRENT
Overall Diameter0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
MaterialCERAMIC ENCLOSURE
MaterialSILICON SEMICONDUCTOR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5120-00-316-9172 INTERCHANGEABLE
Adapter,mechanical Puller
5961-00-688-9056 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-804-8990 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-807-2633 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-811-4840 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-811-4842 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-824-3807 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-833-8993 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-839-9413 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-880-75511N1088A INTERCHANGEABLE
Semiconductor Device,diode
Solitron Devices, Inc.
Cross-Reference Index
Part NumberManufacturer
20M St-Semicon Inc (USA)
1N1082 Electronic Industries Association
RELEASE1811 Electronic Industries Association
Related Parts
5120-00-316-9172INTERCHANGEABLE
ADAPTER,MECHANICAL PULLER
5961-00-688-9056INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-804-8990INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-807-2633INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-811-4840INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-811-4842INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-824-3807INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-833-8993INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-839-9413INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-880-7551INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
1N1088A
5961-00-899-7230INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-914-2580INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE

Frequently Asked Questions

What is NSN 5961-00-682-9506?

NSN 5961-00-682-9506 is a Semiconductor Device,diode, manufactured by St-Semicon Inc, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-00-682-9506?

NSN 5961-00-682-9506 has 3 cross-referenced part numbers: 20M (St-Semicon Inc), 1N1082 (Electronic Industries Association), RELEASE1811 (Electronic Industries Association).

What NSN replaces 5961-00-682-9506?

There are 12 known substitutes for 5961-00-682-9506: 5120-00-316-9172, 5961-00-688-9056, 5961-00-804-8990 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20M?

Key specifications for 20M: Terminal Type and Quantity: 2 FERRULE; Voltage Rating in Volts Per Characteristic: 200.0 MAXIMUM REVERSE VOLTAGE, PEAK; Features Provided: HERMETICALLY SEALED CASE; Mounting Method: TERMINAL. 10 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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