SAE International · Electronic Components
MS3404D20-4SX
Connector, Receptacle, Electrical
Part NumberMS3404D20-4SX
ManufacturerSAE International
AvailabilityAvailable to order — request a quote
Specifications
NSN5935-01-365-3617 (NSN)
Federal Item NameCONNECTOR,RECEPTACLE,ELECTRICAL
Federal Supply Class5935 — Connectors, Electrical
Overall Diameter1.817 INCHES NOMINAL
Contact Position Arrangement Style20-4 SINGLE MATING END
Mounting Facility Thickness0.170 INCHES MINIMUM AND 0.180 INCHES MAXIMUM
Terminal TypeCRIMP SINGLE MATING END SINGLE CONTACT GROUPING
Mating End Quantity1
Body StyleSTRAIGHT SHAPE, EXTERNAL COUPLING
Terminal LocationBACK SINGLE MATING END SINGLE CONTACT GROUPING
Distance From Mounting Shoulder To0.965 INCHES NOMINAL
Included Contact TypeROUND SOCKET SINGLE MATING END SINGLE CONTACT GROUPING
Included Contact Quantity4 SINGLE MATING END SINGLE CONTACT GROUPING
Overall Length2.125 INCHES NOMINAL
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 MS3404D20-4SX available?
We can source MS3404D20-4SX 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 MS3404D20-4SX by SAE International obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If MS3404D20-4SX 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 MS3404D20-4SX?
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 MS3404D20-4SX?
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.