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Technical Data Sheet
M83731/7C21 ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The M83731/7C21 is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-01-111-0718, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
M83731/7C21
NSN: 5930-01-111-0718
FSC: 5930
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
Part NumberM83731/7C21
NSN5930-01-111-0718
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available M83731/7C21 TITLE COMPONENT PN M83731/7C21 MFR M83731/7C21
KEY FEATURES
ACTUATOR STYLE: ROUND
THREAD SERIES DESIGNATOR: UNS
NONPILE-UP CONTACT ARRANGEMENT: 1 POLE, DOUBLE THROW, THREE POSITIONS MAINTAINED SINGLE SWITCH UNIT
TERMINAL TYPE AND QUANTITY: 3 TAB, SOLDER LUG
TEST DATA DOCUMENT: 81349-MIL-S-83731 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
SPECIFICATION/STANDARD DATA: 81349-MIL-S-83731/7 GOVERNMENT SPECIFICATION
MOUNTING SURFACE TO TERMINAL END DISTANCE: 0.525 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
ACTUATOR STYLEROUND
OVERALL WIDTH0.275 INCHES MAXIMUM IN
THREAD SERIES DESIGNATORUNS
NONPILE-UP CONTACT ARRANGEMENT1 POLE, DOUBLE THROW, THREE POSITIONS MAINTAINED SINGLE SWITCH UNIT
TERMINAL TYPE AND QUANTITY3 TAB, SOLDER LUG
TEST DATA DOCUMENT81349-MIL-S-83731 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
SPECIFICATION/STANDARD DATA81349-MIL-S-83731/7 GOVERNMENT SPECIFICATION
MOUNTING SURFACE TO TERMINAL END DISTANCE0.525 INCHES MAXIMUM IN
CONTACT LOAD CURRENT RATING AT MAXIMUM RATED VOLTAGE5.000 AMPERES RESISTIVE DC AND 2.000 AMPERES INDUCTIVE DC AND 1.000 AMPERES LAMP DC AND 5.000 AMPERES RESISTIVE AC AND 2.000 AMPERES INDUCTIVE AC AND 1.000 AMPERES LAMP AC
PRECIOUS MATERIAL AND LOCATIONCONTACTS AND TERMINAL SURFACES SILVER
VERIFIED SUBSTITUTES & CROSS-REFERENCES 28
MIL-S-83731/7Interchangeable
interchangeable cross-reference
interchangeable
722305-1Interchangeable
interchangeable cross-reference
interchangeable
MIL-S-83731/9Interchangeable
interchangeable cross-reference
interchangeable
M83731/7-262Interchangeable
interchangeable cross-reference
interchangeable
722305-2Interchangeable
interchangeable cross-reference
interchangeable
MTA-106E-PCInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M83731/7C21?
M83731/7C21 is a M83731/7C21.
What parts can replace M83731/7C21?
There are 28 known substitutes for M83731/7C21: MIL-S-83731/7, 722305-1, MIL-S-83731/9 and 25 more. Substitute compatibility should be verified for your specific system.
What is the NSN for M83731/7C21?
M83731/7C21 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-01-111-0718. This indicates validated use in U.S. government and defense supply chains.
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