Data Sheet ACD/BAC/005 Data Sheet Download Resource Login to download this resource Username Enter your Curtiss-Wright Defense Solutions username. Password Enter the password that accompanies your username. Forgot password? Don’t have an account? Register here. The ACD/BAC/005 is an electroless, nickel-plated, aluminum backshell for use with CON/KAD/010 mating connectors. Backshell for KAD/TDC/107 (straight-through, heavy thermal mass).