Amphenol AIT / MS connectors are cost-effective, threaded circular connectors compliant with SAE-AS50151 (MIL-DTL-5015) standards, suitable for harsh environments. They feature sealed designs to resist moisture, condensation, vibration, and flash-over. These connectors are available in over 286 contact layouts, accommodating power, signal, or mixed contacts, and come in five mounting styles, nineteen shell sizes, with options for solder or crimp termination.