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