Amphenol AIT / MS connectors are cost-effective, threaded circular connectors designed for harsh environments, compliant with SAE-AS50151 (MIL-DTL-5015) standards. These connectors are sealed to resist moisture, condensation, vibration, and flash-over. Available in over 286 contact configurations, they support power, signal, or mixed contacts. They come in five mounting styles, nineteen shell sizes, and can be terminated by soldering or crimping.