The MIL-DTL-38999 Series I connectors offer high-performance connectivity in harsh environments, featuring up to 128 contacts housed in a rugged insert. With a wide operating temperature range of -65 °C to 200 °C, these connectors are designed for reliability in extreme conditions. Available in various shell sizes and insert arrangements, they come in front and rear wall mount configurations, as well as jam nut receptacles for flexible installation. Utilizing M39029 rear release crimp contacts, these connectors ensure secure and efficient connections. Constructed with high-strength aluminum shells, they are offered in different plating options, including cadmium-free finishes for RoHS compliance. Ideal for military and industrial applications, the MIL-DTL-38999 Series I connectors provide dependable performance in demanding environments.