MIL-DTL-38999 Series II connectors, featuring up to 128 contacts, are built for rugged environments with a wide operating temperature range of -65 °C to 200 °C. Available in various mounting styles such as front and rear wall mount, jam nut, and box mount, these connectors ensure secure and reliable connections. The thin-walled design with 52 insert arrangements and M39029 rear release crimp contacts offer versatility for different applications. Constructed with aluminum shells and plated with options like cadmium and nickel, they guarantee durability and corrosion resistance. Meeting military specification MIL-DTL-38999 II, these connectors are ideal for demanding industrial and aerospace environments.