The MIL-DTL-38999 Series II connectors offer high performance in harsh environments with up to 128 contacts. Featuring front and rear wall mount options, jam nut, and box mount receptacles, they ensure secure connectivity. Available in various shell sizes and insert arrangements, these connectors use M39029 crimp contacts for reliable connections. With a durable aluminum shell and multiple plating options, including RoHS compliant finishes, they guarantee longevity. Operating between -65°C and 200°C, these connectors are ideal for military and industrial applications where ruggedness is essential.