SAE International · Electronic Components
MS3400D28-21SX
Connector, Receptacle, Electrical
Part NumberMS3400D28-21SX
ManufacturerSAE International
AvailabilityAvailable to order — request a quote
Specifications
NSN5935-01-042-5127 (NSN)
Federal Item NameCONNECTOR,RECEPTACLE,ELECTRICAL
Federal Supply Class5935 — Connectors, Electrical
Mating End Quantity1
Precious Material And LocationCONTACT SURFACES GOLD
Nominal Thread Length0.546 INCHES
Terminal LocationBACK SINGLE MATING END SINGLE CONTACT GROUPING
Contact Maximum Ac Voltage Rating500.0 SINGLE MATING END SINGLE CONTACT GROUPING
Contact MaterialCOPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING
Insert Position In Deg250.0
Thread Quantity Per Inch18
Contact Surface TreatmentGOLD SINGLE MATING END SINGLE CONTACT GROUPING
Contact Surface Treatment DocumentMIL-G-45204 MIL SPEC SINGLE TREATMENT RESPONSE SINGLE MATING END SINGLE CONTACT GROUPING
Contact RemovabilityREMOVABLE 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 MS3400D28-21SX available?
We can source MS3400D28-21SX 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 MS3400D28-21SX by SAE International obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If MS3400D28-21SX 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 MS3400D28-21SX?
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 MS3400D28-21SX?
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.