MIL-DTL-38999 Series I connectors are designed for harsh environments, featuring up to 128 contacts in an insert. With an operating temperature range of -65 °C to 200 °C, these connectors are environmentally sealed for reliable performance. Available in various shell sizes and insert arrangements, they utilize M39029 rear release crimp contacts. The connectors come in high-strength aluminum shells with plating options including electroless nickel and cadmium finishes. RoHS certified options are also available. Suitable for military and industrial applications, these connectors offer durability and dependable connectivity.