MIL-SPEC · Electronic Components
M28748/4-J3EF2A
Connector, Receptacle, Electrical
Part NumberM28748/4-J3EF2A
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5935-01-327-5776 (NSN)
Federal Item NameCONNECTOR,RECEPTACLE,ELECTRICAL
Federal Supply Class5935 — Connectors, Electrical
Thread Class2A AND 2B
Overall Width3.296 INCHES NOMINAL
Body StyleSTRAIGHT SHAPE
Test Data Document81349-MIL-C-28748 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DA
Polarization MethodJACKSCREW AND SHELL
Contact Maximum Current Rating In7.5 SINGLE MATING END SINGLE CONTACT GROUPING
Contact RemovabilityREMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING
Terminal TypeCRIMP SINGLE MATING END SINGLE CONTACT GROUPING
Thread DirectionRIGHT-HAND
Shell Guide Type And Location DesiE SLOT
Distance From Mounting Shoulder To0.620 INCHES MINIMUM AND 0.735 INCHES MAXIMUM
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 M28748/4-J3EF2A available?
We can source M28748/4-J3EF2A 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 M28748/4-J3EF2A by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If M28748/4-J3EF2A 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 M28748/4-J3EF2A?
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 M28748/4-J3EF2A?
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.