MIL-SPEC · Electronic Components
M28840/12AH1S3
Connector, Receptacle, Electrical
Part NumberM28840/12AH1S3
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5935-01-228-9764 (NSN)
Federal Item NameCONNECTOR,RECEPTACLE,ELECTRICAL
Federal Supply Class5935 — Connectors, Electrical
Thread Class2A
Threaded Device TypeCOUPLING FACILITY
Unthreaded Mounting Hole Diameter0.142 INCHES MINIMUM AND 0.157 INCHES MAXIMUM
Overall Height2.118 INCHES MINIMUM AND 2.158 INCHES MAXIMUM
Body StyleSTRAIGHT SHAPE, EXTERNAL COUPLING
Environmental ProtectionMOISTURE RESISTANT AND CORROSION RESISTANT AND THERMAL SHOCK RESISTANT AND VIBRATION RESISTANT AND HEAT RESISTANT AND CO
Thread DirectionRIGHT-HAND
Overall Width2.118 INCHES MINIMUM AND 2.158 INCHES MAXIMUM
Terminal TypeCRIMP SINGLE MATING END SINGLE CONTACT GROUPING
Test Data Document81349-MIL-C-28840 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DA
Shell Surface Treatment Document AQQ-P-416,TY 2,CL 3 FED SPEC 1ST TREATMENT RESPONSE AND QQ-P-416,TY 2,CL 3 FED SPEC 2ND TREATMENT RESPONSE
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 M28840/12AH1S3 available?
We can source M28840/12AH1S3 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 M28840/12AH1S3 by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If M28840/12AH1S3 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 M28840/12AH1S3?
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 M28840/12AH1S3?
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.