MIL-SPEC · Electronic Components
MS3102A18-1SY
Connector, Receptacle, Electrical
Part NumberMS3102A18-1SY
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5935-00-004-3985 (NSN)
Federal Item NameCONNECTOR,RECEPTACLE,ELECTRICAL
Federal Supply Class5935 — Connectors, Electrical
Body StyleSTRAIGHT SHAPE, EXTERNAL COUPLING
Center To Center Distance Between1.062 INCHES NOMINAL
Overall Length1.938 INCHES MAXIMUM
Connector Locking MethodEXTERNALLY THREADED SHELL
Thread Class2A
Contact Surface TreatmentGOLD AND NICKEL SINGLE MATING END ALL CONTACT GROUPINGS
Included Contact Quantity4 SINGLE MATING END FIRST CONTACT GROUPING
Contact Surface Treatment DocumentMIL-G-45204,TY 1,GRADE B MIL SPEC 1ST TREATMENT RESPONSE AND QQ-N-290,CL 1,GRADE B FED SPEC 2ND TREATMENT RESPONSE SING
Distance Between Centerlines Of Mo1.062 INCHES NOMINAL
Thread DirectionRIGHT-HAND
Shell MaterialALUMINUM ALLOY
RH Electronics, Inc. — independent stocking distributor since 1982.
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Frequently asked
Is MS3102A18-1SY available?
We can source MS3102A18-1SY even if it isn't in our active stock list. As an independent distributor we reach inventory outside the franchise channel — including hard-to-find and obsolete parts. Send us a quote request.
Is MS3102A18-1SY by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If MS3102A18-1SY has been discontinued, we can often source remaining stock or qualified alternates. Contact us with your quantity and target date.
How does RH Electronics verify parts like MS3102A18-1SY?
Every incoming shipment is inspected under our ISO 9001:2015 quality system — documentation, markings, and construction checked against known-good references. For deeper analysis, we direct work through accredited independent labs. We've been an ERAI member since 1998 and a GIDEP participant.
Can you find a cross-reference or alternate for MS3102A18-1SY?
Yes. Our team reads part numbers the way they were designed — decoding family, speed, temperature grade, package, and reliability level — to identify acceptable alternates when the exact part isn't available. Submit a quote request and we'll advise.