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Amphenol Socapex  · Electronic Components

UG18DU

Connector, Plug, Electrical

Part NumberUG18DU
ManufacturerAmphenol Socapex
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameCONNECTOR,PLUG,ELECTRICAL
Federal Supply Class5935 — Connectors, Electrical
Environmental ProtectionWEATHERPROOF
Shell MaterialCOPPER ALLOY
Nominal Thread Size0.625 INCHES
Included Contact TypeCOAXIAL PIN SINGLE MATING END SINGLE CONTACT GROUPING
Radio Frequency Type Contact Chara50.0 SINGLE MATING END SINGLE CONTACT GROUPING
Included Contact Quantity1 SINGLE MATING END SINGLE CONTACT GROUPING
Thread Series DesignatorUNEF
Insert MaterialPLASTIC SINGLE MATING END
Overall Length1.500 INCHES NOMINAL
Cable Entrance Diameter0.343 INCHES NOMINAL
Connector Cable Strain Relief MethCABLE CLAMP
Vendor Part NumbersMS91231-18D
Cancelled NSN5935-00-257-7175 (cancelled)
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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

Frequently asked

Is UG18DU available?
We can source UG18DU 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 UG18DU by Amphenol Socapex obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If UG18DU 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 UG18DU?
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 UG18DU?
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.