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