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