The 8502-BLK-100 is a MIL-spec hook-up and lead wire, supplied in a 100 ft length. It is constructed with a single 20 AWG tinned copper conductor featuring 7x28 stranding for good flexibility. The conductor is insulated with a black Polyvinyl Chloride (PVC) jacket with a wall thickness of 0.010 inches, resulting in an overall nominal diameter of 0.058 inches. This wire is rated for 600V and an operating temperature of 105°C per its MIL-W-16878/1 compliance. It is ideally suited for the internal wiring of meters, panels, and various electrical or electronic equipment.