MIL-DTL-38999 Series I connectors are designed for harsh environments, featuring up to 128 contacts in an environmentally sealed insert. With an operating temperature range from -65 °C to 200 °C, these connectors are suitable for a wide range of applications. Available in various shell sizes and insert arrangements, they offer flexibility in design. The connectors come in high strength aluminum shells with options for different plating finishes, including RoHS certified cadmium-free options. Their rugged construction, along with M39029 rear release crimp contacts, ensures reliable performance in demanding conditions. Ideal for military and aerospace applications, these connectors meet the stringent requirements of MIL-DTL-38999 I specifications.