MIL-DTL-38999 Series I connectors boast up to 128 contacts within an environmentally sealed insert, ideal for harsh conditions. With an operating temperature range spanning from -65 °C to 200 °C, these connectors offer reliability in extreme environments. Available in various shell sizes and insert arrangements, they feature M39029 rear release crimp contacts for secure connections. The high-strength aluminum shells come in a range of plating options, including cadmium-free finishes, ensuring durability. Suitable for military and industrial applications, these connectors guarantee optimal performance in demanding settings.