The MIL-DTL-38999 Series II connectors are designed for harsh environments, featuring up to 128 contacts in an environmentally sealed insert. With an operating temperature range of -65°C to 200°C, these connectors offer reliable performance in extreme conditions. Available in various styles including front and rear wall mount, jam nut, and box mount receptacles, as well as straight and 90-degree cable clamp plugs, they provide versatility for different applications. Utilizing M39029 rear release crimp contacts in sizes 22D, 22M, 22, 20, 16, and 12, these connectors ensure secure and efficient connections. Constructed with aluminum shells and offered in a range of plating options including cadmium-free finishes, they meet stringent quality and environmental standards. Suitable for military and industrial use, the MIL-DTL-38999 Series II connectors are a reliable choice for demanding connectivity needs.