MIL-DTL-38999 Series I connectors feature up to 128 contacts in an environmentally sealed insert, designed for rugged applications. With an operating temperature range of -65°C to 200°C, these connectors offer reliable performance in harsh environments. Available in various shell sizes and insert arrangements, they utilize M39029 rear release crimp contacts for secure connections. The high strength aluminum shells are plated with options including cadmium and nickel for corrosion resistance. Meeting military specification MIL-DTL-38999 I, these connectors are ideal for demanding military and aerospace applications, ensuring durability and connectivity in challenging conditions.