MIL-SPEC · Electronic Components
CG-557/AU500FT
Cable Assembly, Radio Frequency
Part NumberCG-557/AU500FT
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5995-00-272-9144 (NSN)
Federal Item NameCABLE ASSEMBLY,RADIO FREQUENCY
Federal Supply Class5995 — Cable and Wire Assemblies
Conductor Quantity1
Cross Section Outside Diameter0.405 INCHES NOMINAL
Conductor Arrangement And Quantity1 COAXIAL
Round Conductor Size18 AWG SINGLE CONDUCTOR
Terminal Commercial And Government80063 SECOND END SINGLE CONDUCTOR
MaterialTIN SECOND POSITION CONDUCTOR SINGLE CONDUCTOR
Strand Quantity Per Conductor7 SINGLE CONDUCTOR
Strand Awg Size Per Conductor26 SINGLE CONDUCTOR
Electrical Resistance75.00 OHMS IMPEDANCE
Cross Sectional Shape StyleROUND
Overall Length500.000 FEET
Vendor Part NumbersSC-D-22840-500FT
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 CG-557/AU500FT available?
We can source CG-557/AU500FT 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 CG-557/AU500FT by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If CG-557/AU500FT 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 CG-557/AU500FT?
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 CG-557/AU500FT?
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.