PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

151RA120Semiconductor Device,thyristor

Mmc International Corp. · NSN 5961-00-489-6875 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-489-6875 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-489-6875. Primary manufacturer part number: 151RA120.
Features
  • Semiconductor Device,thyristor — FSC 5961
  • Nominal Thread Size: 0.750 INCHES IN
  • Internal Configuration: JUNCTION CONTACT
  • Features Provided: HERMETICALLY SEALED CASE
  • Semiconductor Material: SILICON
  • Maximum Operating Temp Per Measurement Point: 125.0 CELSIUS JUNCTION DEGC
  • Mounting Facility Quantity: 1
  • Thread Series Designator: UNF
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Semiconductor Device,thyristor, cataloged under National Stock Number 5961-00-489-6875, 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 Mmc International Corp.. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5961-00-489-6875
Primary Part Number151RA120
Item NameSemiconductor Device,thyristor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerMmc International Corp.
StatusCANCELLED
Nominal Thread Size0.750 INCHES IN
Internal ConfigurationJUNCTION CONTACT
Features ProvidedHERMETICALLY SEALED CASE
Semiconductor MaterialSILICON
Maximum Operating Temp Per Measurement Point125.0 CELSIUS JUNCTION DEGC
Mounting Facility Quantity1
Thread Series DesignatorUNF
Terminal Type and Quantity1 THREADED STUD AND 3 UNINSULATED WIRE LEAD W/TERMINAL LUG
Power Rating Per Characteristic2.0 WATTS MAXIMUM TOTAL POWER DISSIPATION
Mounting MethodTHREADED STUD(S)
Overall Width Across Flats1.218 INCHES MINIMUM AND 1.250 INCHES MAXIMUM IN
Voltage Rating in Volts Per Characteristic0.01 MAXIMUM BREAKOVER VOLTAGE, DC
Current Rating Per Characteristic230.00 AMPERES MAXIMUM DRAIN CURRENT
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 7
5935-00-736-7879MX539U INTERCHANGEABLE
Backshell,electrical Connector
Joint Electronics Type Designation System
3020-01-150-220714022646 INTERCHANGEABLE
Pulley,timing Belt
General Motors Llc Dba General Motors Llc
6515-01-152-78615375 INTERCHANGEABLE
Gloves,surgeons'
Ansell Inc. Dba Ansell Alabama
5985-01-312-30395375 INTERCHANGEABLE
Attenuator,fixed
Spectrum Control Inc Div Weinschel
1630-01-333-1843537-5 INTERCHANGEABLE
Heat Shield,wheel,aircraft
Goodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes)
7530-01-398-2662 INTERCHANGEABLE
Label
7045-01-515-537105745 INTERCHANGEABLE
Disk,nonflexible
Memorex Corp
Cross-Reference Index
Part NumberManufacturer
151RA120 Mmc International Corp. (USA)
NTE5375 Foam Design Inc (USA)
151RA120 Infineon Technologies Americas Corp (USA)
5375 Nte Electronics, Inc (USA)
ECG5375 Philips Ecg Inc Div of North American Philips Corp (USA)
ECG5375 Philips Ecg Inc Div of North American Philips Corp (USA)
151RE100 Infineon Technologies Americas Corp (USA)
150RE100 Marine Electric Systems Inc (USA)
Related Parts
5935-00-736-7879INTERCHANGEABLE
BACKSHELL,ELECTRICAL CONNECTOR
MX539U
3020-01-150-2207INTERCHANGEABLE
PULLEY,TIMING BELT
14022646
6515-01-152-7861INTERCHANGEABLE
GLOVES,SURGEONS'
5375
5985-01-312-3039INTERCHANGEABLE
ATTENUATOR,FIXED
5375
1630-01-333-1843INTERCHANGEABLE
HEAT SHIELD,WHEEL,AIRCRAFT
537-5
7530-01-398-2662INTERCHANGEABLE
LABEL
7045-01-515-5371INTERCHANGEABLE
DISK,NONFLEXIBLE
05745

Frequently Asked Questions

What is NSN 5961-00-489-6875?

NSN 5961-00-489-6875 is a Semiconductor Device,thyristor, manufactured by Mmc International Corp., classified under FSC 5961 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5961-00-489-6875?

NSN 5961-00-489-6875 has 8 cross-referenced part numbers: 151RA120 (Mmc International Corp.), NTE5375 (Foam Design Inc), 151RA120 (Infineon Technologies Americas Corp), 5375 (Nte Electronics, Inc), ECG5375 (Philips Ecg Inc Div of North American Philips Corp) and 3 more.

What NSN replaces 5961-00-489-6875?

There are 7 known substitutes for 5961-00-489-6875: 5935-00-736-7879, 3020-01-150-2207, 6515-01-152-7861 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 151RA120?

Key specifications for 151RA120: Nominal Thread Size: 0.750 INCHES IN; Internal Configuration: JUNCTION CONTACT; Features Provided: HERMETICALLY SEALED CASE; Semiconductor Material: SILICON. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5961-00-489-6875 still in active supply?

NSN 5961-00-489-6875 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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