General Cable offers Copper Communication Cable 170 lbs/kft nom. Weight. All the products of General Cable are manufactured in accordance to ISO 9001:2000. Copper Communication Cable 170 lbs/kft nom. Weight has 22 AWG solid bare copper: .0253 inch nom. O.D., with Insulation: FHDPE: .062 inch nom. O.D. Each pair is individually shielded with an aluminum/polyester tape. Inner Sheath is made of flame-retardant Low-Smoke, Zero-Halogen Polyolefin, black in colour. Outer Sheath: Low-Smoke, Zero-Halogen Polyolefin, .045 inch nom. Wall, Black: .487 inches nom. O.D. Copper Communication Cable 170 lbs/kft nom. Weight has mechanically enhanced construction that is suitable for installation in cable tray as an interconnect cable.