MIL-DTL-38999 Series I connectors feature up to 128 contacts in an environmentally sealed insert, designed for harsh environments with a wide operating temperature range from -65 °C to 200 °C. Available in various mounting options including front wall mount, rear wall mount, and jam nut receptacles, they offer versatility in connectivity. Utilizing M39029 rear release crimp contacts in multiple sizes, these connectors ensure secure and reliable connections. Constructed with high-strength aluminum shells and offered in a range of plating options, they meet rigorous military specifications, making them ideal for demanding applications. Additionally, RoHS certified cadmium-free finishes are available for environmentally conscious projects. With their durable construction and reliable performance, MIL-DTL-38999 Series I connectors are essential for mission-critical systems.