Amphenol AIT / MS connectors are cost-effective, threaded circular connectors designed for harsh environments. Certified to SAE-AS50151 (MIL-DTL-5015) standards, they offer reliable sealing against moisture, condensation, vibration, and electrical flash-over. These connectors support over 286 contact layouts, accommodating power, signal, or mixed contact types. They are available in five mounting styles, nineteen shell sizes, and can be terminated via solder or crimp methods.