The MIL-DTL-38999 Series I connectors feature up to 128 contacts, offering reliable connectivity in harsh environments. With a wide operating temperature range of -65°C to 200°C, these environmentally sealed connectors are built for durability. Available in various shell sizes and insert arrangements, they utilize M39029 rear release crimp contacts for secure connections. The high-strength aluminum shells come in different plating options, including cadmium-free finishes, meeting RoHS compliance. Designed for military specifications, these connectors are ideal for applications requiring rugged performance and superior conductivity.