MIL-SPEC · Electronic Components
MS3186A122B
Nut, Coupling, Electrical Connecto
Part NumberMS3186A122B
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5935-01-454-7972 (NSN)
Federal Item NameNUT,COUPLING,ELECTRICAL CONNECTO
Federal Supply Class5935 — Connectors, Electrical
Thread DirectionRIGHT-HAND
Nut Height0.125 INCHES NOMINAL
Nominal Thread Size1.750 INCHES
Thread Quantity Per Inch18
Width Across Flats1.984 INCHES MINIMUM AND 2.017 INCHES MAXIMUM
Thread SeriesUNS
Surface Treatment Document And ClaQQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Thread Class2B
MaterialALUMINUM ALLOY 6061 OR ALUMINUM ALLOY 2017 OVERALL
Surface TreatmentCHROMATE OVERALL
Material Document And ClassificatiQQ-A-200/8,T6 FED SPEC 1ST MATERIAL RESPONSE OR QQ-A-225/8,T6 FED SPEC 1ST MATERIAL RESPONSE OR QQ-A-225/5,T4 FED SPEC
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 MS3186A122B available?
We can source MS3186A122B 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 MS3186A122B by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If MS3186A122B 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 MS3186A122B?
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 MS3186A122B?
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.