The MIL-DTL-38999 Series I connectors feature up to 128 contacts within an environmentally sealed insert, designed for rugged applications with an operating temperature range from -65 °C to 200 °C. Available in various configurations including front and rear wall mount, as well as jam nut receptacles, they offer versatility for different installations. Utilizing M39029 rear release crimp contacts, these connectors ensure secure and reliable connections. Constructed with high-strength aluminum shells and offering multiple plating options, they meet stringent military specifications for durability and performance. Their RoHS-certified finishes ensure compliance with environmental regulations, making them ideal for a wide range of applications in harsh environments.