Sks hirschmann gold plated brass sockets bil 20 au 32a sks hirschmann 930 176 702 blue 4mm gold plated brass sockets from sks hirschmann with insulated head and ring for installation in equipment chassis and switch panels with a wall thickness up to 2mm sks hirschmann 930 176 702 4mm bil 20 au plated panel mounted socket 32a blue