Amphenol AIT / MS connectors are cost-effective, threaded circular connectors compliant with SAE-AS50151 (MIL-DTL-5015) standards, designed for use in harsh environments. These connectors feature sealing to resist moisture, condensation, vibration, and flash-over. They are available in over 286 contact layouts, allowing for configurations with power contacts, signal contacts, or a combination of both. The connectors come in five mounting styles, nineteen shell sizes, and offer either solder or crimp termination options.