MIL-DTL-38999 Series I connectors feature up to 128 contacts in an environmentally sealed insert, designed for rugged applications with an operating temperature range of -65°C to 200°C. Available in various configurations including front and rear wall mount receptacles, as well as jam nut receptacles, they offer reliable connectivity in harsh environments. Utilizing M39029 rear release crimp contacts in sizes 22D, 22M, 22, 20, 16, and 8, these connectors ensure secure and efficient connections. With options for different plating finishes like gold, electroless nickel, and black anodized aluminum, they provide versatility for diverse needs. The high-strength aluminum shells and RoHS compliant cadmium-free finishes make them suitable for military and industrial applications requiring durability and performance.