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Joint Army-Navy Specifications Promulgated By Military Departments Under Authority Of Defense Standardization Manual 4120 3-M · Electronic Components
RG12U
Cable, Radio Frequency
Part NumberRG12U
ManufacturerJoint Army-Navy Specifications Promulgated By Military Departments Under Authority Of Defense Standardization Manual 4120 3-M
AvailabilityAvailable to order — request a quote
Specifications
NSN6145-00-161-0886 (NSN)
Federal Item NameCABLE,RADIO FREQUENCY
Federal Supply Class6145 — Wire and Cable, Electrical
Nominal Capacitance In Picofarads20.5 PER FOOT
Conductor Arrangement And Quantity1 COAXIAL
Strand Quantity Per Conductor7 SINGLE CONDUCTOR
Strand Awg Size Per Conductor26 SINGLE CONDUCTOR
Conductor FormSTRANDED SINGLE CONDUCTOR
Voltage Rating4000.0 AC MAXIMUM RATED WORKING VOLTAGE SINGLE CONDUCTOR
MaterialCOPPER CORE CONDUCTOR SINGLE CONDUCTOR
Round Conductor Size18 AWG SINGLE CONDUCTOR
Electrical Resistance75.0 OHMS IMPEDANCE
Conductor Quantity1
Cross Section Outside Diameter0.475 INCHES NOMINAL
Cancelled NSN6145-00-500-2727 (cancelled)
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 RG12U available?
We can source RG12U 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 RG12U by Joint Army-Navy Specifications Promulgated By Military Departments Under Authority Of Defense Standardization Manual 4120 3-M obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If RG12U 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 RG12U?
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 RG12U?
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.