Amphenol AIT / MS connectors are cost-effective threaded circular connectors designed for harsh environments, compliant with SAE-AS50151 (MIL-DTL-5015). These connectors are sealed to withstand moisture, condensation, vibration, and electrical flash-over. They offer over 286 contact layouts, enabling configurations for power, signal, or mixed contacts. The connectors come in five mounting styles, nineteen shell sizes, and can be terminated via solder or crimp methods.