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. They feature over 286 contact layouts, supporting configurations for power, signal, or mixed contacts. Available in five mounting styles, nineteen shell sizes, and with solder or crimp termination options, they are suitable for demanding applications.