TE Connectivity · Electronic Components
MCDG3-B-21SS
Connector, Receptacle, Electrical
Part NumberMCDG3-B-21SS
ManufacturerTE Connectivity
AvailabilityAvailable to order — request a quote
Specifications
NSN5935-01-339-7264 (NSN)
Federal Item NameCONNECTOR,RECEPTACLE,ELECTRICAL
Federal Supply Class5935 — Connectors, Electrical
Connector Locking MethodFRICTION
Overall Width0.218 INCHES MAXIMUM
Contact Position Arrangement Style21 SINGLE MATING END
Contact Surface TreatmentGOLD SINGLE MATING END SINGLE CONTACT GROUPING
Contact RemovabilityNONREMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING
Precious Material And LocationCONTACT SURFACES GOLD
Distance Between Mounting Facility0.865 INCHES NOMINAL
Precious Material And Weight0.021 GOLD GRAINS, TROY
Precious MaterialGOLD
Included Contact Quantity21 SINGLE MATING END SINGLE CONTACT GROUPING
ColorNATURAL
Vendor Part NumbersMDVB1-21SS-1, AJ0265-004
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 MCDG3-B-21SS available?
We can source MCDG3-B-21SS 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 MCDG3-B-21SS by TE Connectivity obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If MCDG3-B-21SS 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 MCDG3-B-21SS?
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 MCDG3-B-21SS?
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.