Amphenol Positronic 311P Series GSFC S-311 D-Subminiature and Combo-D connectors deliver flight-proven, high-reliability interconnects for spaceflight and mission-critical aerospace systems. Offered in standard-density, high-density, and mixed signal/power Combo-D configurations from 9 to 104 positions, these connectors feature PosiBand closed-entry contacts and are qualified to NASA Goddard Space Flight Center specification S-311-P-4. ICC is an authorized stocking distributor of Amphenol Positronic.