MIL-DTL-38999 Series I connectors are designed for harsh environments, featuring up to 128 contacts housed in a sealed insert. With an operating temperature range of -65°C to 200°C, they offer reliable performance in extreme conditions. Available in various shell sizes and insert arrangements, including front and rear wall mount options, these connectors use M39029 rear release crimp contacts for secure connections. Constructed with high-strength aluminum shells and offering multiple plating options, such as cadmium-free finishes, they ensure durability and corrosion resistance. Ideal for military and aerospace applications, these connectors meet stringent MIL-DTL-38999 I specifications, guaranteeing ruggedness and reliability in demanding environments.