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M39012/18-0503 — Technical Data Sheet

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— · 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

CONNECTOR,RECEPTACLE,ELECTRICAL. Key specifications include body_style: STRAIGHT SHAPE, FLANGE MOUNT, EXTERNAL COUPLING, shell_type: SOLID, overall_width: 0.700 INCHES MAXIMUM IN, terminal_type: SOLDER WELL SINGLE MATING END SINGLE CONTACT GROUPING, overall_height: 0.700 INCHES MAXIMUM IN, overall_length: 1.500 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5935-01-011-6555, 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
M39012/18-0503
NSN: 5935-01-011-6555
FSC: 5935
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
body_styleSTRAIGHT SHAPE, FLANGE MOUNT, EXTERNAL COUPLING
shell_typeSOLID
overall_width0.700 INCHES MAXIMUM IN
terminal_typeSOLDER WELL SINGLE MATING END SINGLE CONTACT GROUPING
overall_height0.700 INCHES MAXIMUM IN
overall_length1.500 INCHES MAXIMUM IN
shell_materialCOPPER ALLOY
insert_materialPLASTIC TETRAFLUOROETHYLENE SINGLE MATING END
contact_materialCOPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING
precious_materialGOLD
terminal_locationBACK SINGLE MATING END SINGLE CONTACT GROUPING
mating_end_quantity1
NSN5935-01-011-6555
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CONNECTOR,RECEPTACLE,ELECTRICAL TITLE COMPONENT PN M39012/18-0503 MFR CONNECTOR,RECEPTACLE,E
KEY FEATURES
•
BODY STYLE: STRAIGHT SHAPE, FLANGE MOUNT, EXTERNAL COUPLING
•
CONTACT SURFACE TREATMENT: GOLD SINGLE MATING END SINGLE CONTACT GROUPING
•
CONNECTOR LOCKING METHOD: BAYONET PIN
•
DISTANCE FROM MOUNTING SHOULDER TO FRONT FACE: 0.550 INCHES NOMINAL IN
•
ENVIRONMENTAL PROTECTION: MOISTURE PROOF AND VIBRATION PROOF
•
MATING END QUANTITY: 1
TECHNICAL CHARACTERISTICS (FLIS)
BODY STYLESTRAIGHT SHAPE, FLANGE MOUNT, EXTERNAL COUPLING
CONTACT SURFACE TREATMENTGOLD SINGLE MATING END SINGLE CONTACT GROUPING
CONNECTOR LOCKING METHODBAYONET PIN
OVERALL LENGTH1.500 INCHES MAXIMUM IN
OVERALL WIDTH0.700 INCHES MAXIMUM IN
DISTANCE FROM MOUNTING SHOULDER TO FRONT FACE0.550 INCHES NOMINAL IN
ENVIRONMENTAL PROTECTIONMOISTURE PROOF AND VIBRATION PROOF
MATING END QUANTITY1
CONTACT REMOVABILITYNONREMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING
CONTACT SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-G-45204,TYPE 2,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE SINGLE MATING END SINGLE CONTACT GROUPING
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
1-331694-0Interchangeable
interchangeable cross-reference
interchangeable
31-4242Interchangeable
interchangeable cross-reference
interchangeable
M39012/18-0013Interchangeable
interchangeable cross-reference
interchangeable
UG291DUInterchangeable
interchangeable cross-reference
interchangeable
MILC39012-18Interchangeable
interchangeable cross-reference
interchangeable
M39012-18-0002Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M39012/18-0503?
M39012/18-0503 is a CONNECTOR,RECEPTACLE,ELECTRICAL.
What parts can replace M39012/18-0503?
There are 21 known substitutes for M39012/18-0503: 1-331694-0, 31-4242, M39012/18-0013 and 18 more. Substitute compatibility should be verified for your specific system.
What is the NSN for M39012/18-0503?
M39012/18-0503 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5935-01-011-6555. This indicates validated use in U.S. government and defense supply chains.
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Last verified: September 2026