Amphenol AIT / MS connectors are cost-effective, threaded circular connectors designed for harsh environments. These MIL-DTL-5015 compliant connectors are sealed to resist moisture, condensation, vibration, and flash-over. They offer over 286 contact layouts suitable for power, signal, or mixed contacts. Available in multiple mounting styles, shell sizes, and termination options, these connectors provide reliable performance in demanding applications.