Amphenol · Electronic Components
MS3451L28-9S
CONN RCPT 12POS CBL MNT W/SCKT
Part NumberMS3451L28-9S
ManufacturerAmphenol
AvailabilityAvailable to order — request a quote
Specifications
NSN5935-01-629-9303 (NSN)
Federal Item NameCONNECTOR,RECEPTACLE,ELECTRICAL
Terminal TypeCRIMP SINGLE MATING END ALL CONTACT GROUPINGS
Overall Length2.125 INCHES MAXIMUM
Overall Diameter1.943 INCHES MINIMUM AND 2.005 INCHES MAXIMUM
Body StyleSTRAIGHT SHAPE, EXTERNAL COUPLING
Features ProvidedCOLOR BAND ENGAGEMENT INDICATOR
Contact Arrangement28-9 SINGLE MATING END
Included Contact Quantity12 SINGLE MATING END ALL CONTACT GROUPINGS
Shell MaterialALUMINUM ALLOY
Mating End Quantity1
Distance From Mounting Shoulder To0.812 INCHES MINIMUM AND 0.843 INCHES MAXIMUM
Federal Supply Class5935 — Connectors, Electrical
Contact Position Arrangement Style28-9 SINGLE MATING END
Terminal LocationBACK SINGLE MATING END SINGLE CONTACT GROUPING
ESD/EMICode A — ESD/EMI sensitive item
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 MS3451L28-9S available?
We can source MS3451L28-9S 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 MS3451L28-9S by Amphenol obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If MS3451L28-9S 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 MS3451L28-9S?
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 MS3451L28-9S?
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.