The 1658615-3 Amplimite HDF-20 series low-profile Sub-miniature D Connectors for round conductor flat ribbon cable. It has phosphor bronze duplex plated pin contact with gold on mating end, bright tin on termination end with entire contact under-plated nickel, steel, tin or tin plated front shell and thermoplastic housing. The contacts accept 28AWG solid and stranded and 26AWG solid and stranded round conductor flat ribbon cable on 0.05-inch centres.