Amphenol AIT / MS connectors are cost-effective threaded circular connectors compliant with SAE-AS50151 (MIL-DTL-5015) standards, designed for use in harsh environments. These connectors are sealed to resist moisture, condensation, vibration, and flash-over, making them suitable for demanding applications. They offer over 286 contact configurations, including options for power, signal, or a combination of both. Available in five mounting styles, nineteen shell sizes, and with solder or crimp termination options, these connectors provide versatile connectivity solutions for challenging conditions.