PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

S20450Semiconductor Device,diode

Micro Uspd Inc · NSN 5961-01-135-0719 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-01-135-0719 — this item is cataloged by the U.S. Government under National Stock Number 5961-01-135-0719. Primary manufacturer part number: S20450.
Features
  • Semiconductor Device,diode — FSC 5961
  • Thread Series Designator: UNF
  • Terminal Type and Quantity: 1 TAB, SOLDER LUG AND 1 THREADED STUD
  • Current Rating Per Characteristic: 12.00 AMPERES MAXIMUM AVERAGE FORWARD CURRENT AVERAGED OVER A FULL 60-HZ CYCLE
  • Mounting Facility Quantity: 1
  • Material: SILICON SEMICONDUCTOR
  • Mounting Method: THREADED STUD(S)
  • Maximum Operating Temp Per Measurement Point: 190.0 CELSIUS JUNCTION DEGC
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 5961-01-135-0719, 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 Micro Uspd Inc. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 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
NSN5961-01-135-0719
Primary Part NumberS20450
Item NameSemiconductor Device,diode
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerMicro Uspd Inc
StatusACTIVE
Thread Series DesignatorUNF
Terminal Type and Quantity1 TAB, SOLDER LUG AND 1 THREADED STUD
Current Rating Per Characteristic12.00 AMPERES MAXIMUM AVERAGE FORWARD CURRENT AVERAGED OVER A FULL 60-HZ CYCLE
Mounting Facility Quantity1
MaterialSILICON SEMICONDUCTOR
Mounting MethodTHREADED STUD(S)
Maximum Operating Temp Per Measurement Point190.0 CELSIUS JUNCTION DEGC
Features ProvidedHERMETICALLY SEALED CASE
Overall Width Across Flats0.437 INCHES MAXIMUM IN
Power Rating Per Characteristic3.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION
Nominal Thread Size0.190 INCHES IN
Electrode Internally-Electrically Connected to CaseCATHODE
Voltage Rating in Volts Per Characteristic500.0 MAXIMUM REVERSE VOLTAGE, PEAK AND 350.0 MAXIMUM REVERSE VOLTAGE, TOTAL RMS
Joint Electronic Device Engineering Council/jedec/case Outline DesignationDO-4
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5960-00-024-0633 INTERCHANGEABLE
Electron Tube
5960-00-262-0225 INTERCHANGEABLE
Electron Tube
2915-00-303-00075883 INTERCHANGEABLE
Piston Assembly,valve
Meggitt North Hollywood Inc
2805-00-362-2143 INTERCHANGEABLE
Shaft,oil Pump Driv
6640-00-413-00885883 INTERCHANGEABLE
Tip,centrifuge Tachometer Stem
Thermo Electron Corporation Dba Iec Centrifuge Div Laboratory Equipment Divsion
2805-00-474-3547 INTERCHANGEABLE
Rod-Choke Control
2640-00-555-2827 INTERCHANGEABLE
Valve,pneumatic Tire
4330-00-605-12625883 INTERCHANGEABLE
Filtering Disk,fluid
Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor
3010-00-941-291928126 INTERCHANGEABLE
Coupling,shaft,flexible
L3harris Technologies, Inc. Div Space and Airborne Systems
4810-01-037-16555883 INTERCHANGEABLE
Valve,solenoid
Pentair Filtration Solutions, Llc
Cross-Reference Index
Part NumberManufacturer
S20450 PRIMARY Micro Uspd Inc (USA)
MR1125 Freescale Semiconductor, Inc. (USA)
R3100515-06 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
5883 Philips Ecg Inc Div of North American Philips Corp (USA)
Related Parts
5960-00-024-0633INTERCHANGEABLE
ELECTRON TUBE
5960-00-262-0225INTERCHANGEABLE
ELECTRON TUBE
2915-00-303-0007INTERCHANGEABLE
PISTON ASSEMBLY,VALVE
5883
2805-00-362-2143INTERCHANGEABLE
SHAFT,OIL PUMP DRIV
6640-00-413-0088INTERCHANGEABLE
TIP,CENTRIFUGE TACHOMETER STEM
5883
2805-00-474-3547INTERCHANGEABLE
ROD-CHOKE CONTROL
2640-00-555-2827INTERCHANGEABLE
VALVE,PNEUMATIC TIRE
4330-00-605-1262INTERCHANGEABLE
FILTERING DISK,FLUID
5883
3010-00-941-2919INTERCHANGEABLE
COUPLING,SHAFT,FLEXIBLE
28126
4810-01-037-1655INTERCHANGEABLE
VALVE,SOLENOID
5883
5961-01-131-8000INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5330-01-160-4566INTERCHANGEABLE
PACKING,PREFORMED
SM-D-808696-1

Frequently Asked Questions

What is NSN 5961-01-135-0719?

NSN 5961-01-135-0719 is a Semiconductor Device,diode, manufactured by Micro Uspd Inc, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-01-135-0719?

NSN 5961-01-135-0719 has 4 cross-referenced part numbers: S20450 (Micro Uspd Inc), MR1125 (Freescale Semiconductor, Inc.), R3100515-06 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), 5883 (Philips Ecg Inc Div of North American Philips Corp).

What NSN replaces 5961-01-135-0719?

There are 12 known substitutes for 5961-01-135-0719: 5960-00-024-0633, 5960-00-262-0225, 2915-00-303-0007 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of S20450?

Key specifications for S20450: Thread Series Designator: UNF; Terminal Type and Quantity: 1 TAB, SOLDER LUG AND 1 THREADED STUD; Current Rating Per Characteristic: 12.00 AMPERES MAXIMUM AVERAGE FORWARD CURRENT AVERAGED OVER A FULL 60-HZ CYCLE; Mounting Facility Quantity: 1. 15 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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