MIL-DTL-38999 Series II connectors feature up to 128 contacts in an environmentally sealed insert, suitable for harsh environments with an operating temperature range of -65 °C to 200 °C. Available in various mount types including front and rear wall mounts, jam nuts, and box mounts, these connectors offer versatility in installation. They come in aluminum shells with options for plating finishes such as cadmium and nickel. With M39029 rear release crimp contacts in multiple sizes, including gold-plated options, they ensure reliable connectivity. Meeting military specification MIL-DTL-38999 II, they provide rugged performance for demanding applications.