MIL-DTL-38999 Series I connectors are rugged and reliable, featuring up to 128 contacts in a sealed insert. With an impressive operating temperature range of -65 °C to 200 °C, these connectors are suitable for harsh environments. Available in various shell sizes and insert arrangements, they utilize M39029 rear release crimp contacts. The high-strength aluminum shells come with plating options including cadmium and nickel, catering to diverse needs. These connectors, compliant with military specifications, offer secure bayonet coupling and are ideal for applications requiring durability and performance in demanding conditions.