MIL-DTL-28840 harsh environment connectors are designed for rugged applications, offering a range of receptacles and plugs with straight, 45°, and 90° backshells. Featuring 9 shell sizes and insert arrangements, they utilize M39029 size 20 crimp removable contacts for reliable connectivity. Available in wrought aluminum, corrosion-resistant, and stainless steel options, with various plating choices including olive drab cadmium and black zinc nickel. Meeting RoHS compliance, these connectors are ideal for high shock, high density, and shipboard environments, ensuring durability and performance in demanding conditions.