MIL-DTL-38999 Series I connectors are designed for harsh environments, featuring up to 128 contacts in an insert. These connectors are environmentally sealed, with an operating temperature range from -65 °C to 200 °C. Available in various shell sizes and insert arrangements, they offer versatility for different applications. Constructed with high strength aluminum shells, they come with a range of plating options including cadmium-free finishes. The connectors, suitable for military specifications, are known for their reliability and durability, making them ideal for demanding industrial and aerospace applications. With bayonet coupling and removable crimp contacts, they ensure secure and efficient connectivity.