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