RG178PE Silver plated alloy conductor (30awg) 7/0.1mm with a low density polyethylene dielectric. The screen is tinned copper with 95% coverage. The outer sheath is PVC, Colored black. Similar to RG178B/U but with reduced temperature rating, -10°C to +80°C Meets the requirements of MIL-C-17-93G Connector / Cable group N