Center Conductor:20 AWG SolidConductor Material: Silver Plated CopperCladInsulation Material: PTFE – 200 Deg. CDouble Shielded Silver Plated Copper Shields96 % CoverageNom. Impedance: 50 Ohm Nominal Outside Diameter: 0.196Note: This wire does have the manufactuer & Temp Rating surface printed, but does not have the RG142 designation printed on the cable.Sold by the foot.10 FT min.All of the wire is new and unused surplus inventory that we haveacquired from various sources over the years. Skycraft Parts & Surplus does not express, imply, nor supply anyCertification of Conformance (CoC)or traceability for any wire.