Amphenol AIT / MS connectors are cost-effective, threaded circular connectors compliant with SAE-AS50151 (MIL-DTL-5015) standards. Designed for harsh environments, these connectors are sealed to resist moisture, condensation, vibration, and flash-over. They offer over 286 contact layouts suitable for power, signal, or mixed contacts. Available in five mounting styles, nineteen shell sizes, and with both solder and crimp termination options, they are versatile components for demanding applications.