M16878/2 Type C Nema HP-7 is a general purpose electronic hook-up wire with a single layer of medium wall polyvinyl chloride (PVC) insulation. MIL-W-16878/2 wire is resistant to water, oil, acids, solvents and fungus and is commonly used for the internal wiring of electronic equipment. M16878/2 is also commonly utilized for harness applications within the military and aerospace sectors.