SAE International · Electronic Components
MS3400D28-21PX
Connector, Receptacle, Electrical
Part NumberMS3400D28-21PX
ManufacturerSAE International
AvailabilityAvailable to order — request a quote
Specifications
NSN5935-01-353-5398 (NSN)
Federal Item NameCONNECTOR,RECEPTACLE,ELECTRICAL
Federal Supply Class5935 — Connectors, Electrical
Thread Class2A
Thread Quantity Per Inch18
Insert MaterialRUBBER SILICONE CLASS Q SINGLE MATING END
Nominal Thread Length0.467 INCHES AND 0.625 INCHES
Shell Surface TreatmentCADMIUM AND CHROMATE AND NICKEL
Distance From Mounting Shoulder To0.812 INCHES MINIMUM AND 0.843 INCHES MAXIMUM
Included Contact TypeROUND PIN SINGLE MATING END SINGLE CONTACT GROUPING
Contact Surface TreatmentGOLD AND NICKEL SINGLE MATING END SINGLE CONTACT GROUPING
Nominal Thread Size1.750 INCHES
Distance Between Centerlines Of Mo1.062 INCHES NOMINAL
Environmental ProtectionMOISTURE PROOF AND SALT WATER RESISTANT AND VIBRATION PROOF AND SHOCK RESISTANT AND COLD RESISTANT AND HEAT RESISTANT AN
Cancelled NSN5935-01-094-8080 (cancelled)
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 MS3400D28-21PX available?
We can source MS3400D28-21PX 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 MS3400D28-21PX by SAE International obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If MS3400D28-21PX 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 MS3400D28-21PX?
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 MS3400D28-21PX?
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.