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 that include power, signal, or a combination of both. The connectors are available in five mounting styles, nineteen shell sizes, and can be terminated via solder or crimp methods.