The MIL-DTL-28840 harsh environment connectors are designed for high shock and density applications, with various receptacle options including wall mount, in-line, box mount, and jam nut configurations. Available in aluminum, corrosion-resistant, and stainless steel materials, these connectors offer durability in tough environments. Featuring straight, 45°, and 90° backshells, they come in 9 shell sizes and 9 insert arrangements, accommodating M39029 size 20 removable crimp contacts. With plating options such as olive drab cadmium, black zinc nickel, and pure aluminum, these connectors ensure reliable performance. Meeting stringent military specifications, they are suitable for shipboard use and operate in temperatures ranging from -55°C to 200°C. Additionally, RoHS-compliant finishes are available, catering to environmentally conscious requirements.