Amphenol AIT / MS connectors are cost-effective threaded circular connectors designed for harsh environments, compliant with SAE-AS50151 (MIL-DTL-5015) standards. These connectors are sealed to withstand moisture, condensation, vibration, and flash-over, making them suitable for demanding applications. They offer over 286 contact layouts, allowing configurations for power, signal, or mixed contacts. Available in five mounting styles, nineteen shell sizes, and with solder or crimp termination options, these connectors provide versatile solutions for various assembly needs.