MIL-SPEC · Electronic Components
MS27499E12B4S
Connector, Receptacle, Electrical
Part NumberMS27499E12B4S
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5935-01-202-2727 (NSN)
Federal Item NameCONNECTOR,RECEPTACLE,ELECTRICAL
Federal Supply Class5935 — Connectors, Electrical
Unthreaded Mounting Hole Diameter0.120 INCHES NOMINAL
Polarization MethodKEYWAY OR MULTIPLE KEYWAY
Distance Between Centerlines Of Mo0.812 INCHES NOMINAL
Environmental ProtectionMOISTURE PROOF AND SALT WATER RESISTANT AND VIBRATION PROOF
Insert Position In Deg0.0
Shell Surface TreatmentCADMIUM
Included Contact TypeROUND SOCKET SINGLE MATING END SINGLE CONTACT GROUPING
Shell MaterialALUMINUM ALLOY
Connector Locking MethodBAYONET PIN
Shell Surface Treatment Document AQQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE
Overall Width1.047 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 MS27499E12B4S available?
We can source MS27499E12B4S 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 MS27499E12B4S by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If MS27499E12B4S 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 MS27499E12B4S?
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 MS27499E12B4S?
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.