The MIL-DTL-38999 Series I connectors feature up to 128 contacts housed in environmentally sealed inserts, designed for reliable performance in harsh conditions. With an operating temperature range from -65°C to 200°C, these connectors are ideal for demanding applications. Available in various shell sizes and insert arrangements, they utilize M39029 rear release crimp contacts for secure connections. Constructed with high-strength aluminum shells and offering a range of plating options, including RoHS-certified finishes, these connectors ensure durability and compatibility. Suitable for military and industrial use, they provide reliable conductivity and ingress protection, making them essential components for mission-critical systems.