MIL-DTL-38999 Series I connectors offer robust performance in harsh environments, featuring up to 128 contacts sealed for protection. With an operating range from -65 °C to 200 °C, they ensure reliability in extreme conditions. Available in various shell sizes and insert arrangements, these connectors come in aluminum shells with plating options such as cadmium and nickel. Their bayonet coupling and removable crimp contacts make for easy installation, while their environmentally resistant design suits wall and jam nut mounting receptacles. Compliant with military specifications, these connectors guarantee durability and conductivity for demanding applications.