MIL-SPEC · Electronic Components
M28840/12AB1F1
Connector, Receptacle, Electrical
Part NumberM28840/12AB1F1
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5935-01-229-8685 (NSN)
Federal Item NameCONNECTOR,RECEPTACLE,ELECTRICAL
Federal Supply Class5935 — Connectors, Electrical
Overall Height1.118 INCHES MINIMUM AND 1.158 INCHES MAXIMUM
Thread Class2A
Distance From Mounting Shoulder To0.878 INCHES MINIMUM AND 0.898 INCHES MAXIMUM
Thread DirectionRIGHT-HAND
Mating End Quantity1
Distance Between Centerlines Of Mo0.843 INCHES NOMINAL
Center To Center Distance Between0.843 INCHES NOMINAL
Overall Width1.118 INCHES MINIMUM AND 1.158 INCHES MAXIMUM
Body StyleSTRAIGHT SHAPE, EXTERNAL COUPLING
Contact RemovabilityREMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING
Thread Series DesignatorUNEF
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 M28840/12AB1F1 available?
We can source M28840/12AB1F1 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 M28840/12AB1F1 by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If M28840/12AB1F1 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 M28840/12AB1F1?
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 M28840/12AB1F1?
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.