MIL-SPEC · Electronic Components
M28748/4-B4AL2A
Connector, Receptacle, Electrical
Part NumberM28748/4-B4AL2A
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5935-01-133-8665 (NSN)
Federal Item NameCONNECTOR,RECEPTACLE,ELECTRICAL
Federal Supply Class5935 — Connectors, Electrical
Thread Class2A AND 2B
Shell Guide Type And Location DesiA SLOT
Test Data Document81349-MIL-C-28748 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DA
Precious Material And Weight0.009 GOLD GRAINS, TROY
Polarization MethodJACKSCREW AND SHELL
Included Contact TypeROUND SOCKET SINGLE MATING END SINGLE CONTACT GROUPING
Connector Locking MethodJACKSCREW-SOCKET
Thread Quantity Per Inch32
Connector Cable Strain Relief MethCABLE CLAMP
Shell MaterialALUMINUM ALLOY
Included Contact Quantity9 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 M28748/4-B4AL2A available?
We can source M28748/4-B4AL2A 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-B4AL2A by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If M28748/4-B4AL2A 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-B4AL2A?
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-B4AL2A?
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.