The 1858/19-WH001 is a single-conductor hook-up wire designed for the internal wiring of electronic and electrical equipment. It is constructed with a 16 AWG stranded (19/29) tinned copper conductor and a nominal 0.010-inch wall of PVC insulation, giving it an overall diameter of 0.076 inches. This wire has a voltage rating of 600 VRMS and a wide operating temperature range of -55°C to 105°C. By conforming to the MIL-W-16878E/1 military specification, it is a reliable choice for demanding applications where consistent performance is critical.