The MIL-DTL-38999 Series I connectors are designed for harsh environments, featuring up to 128 contacts in an insert. These connectors are environmentally sealed, with an impressive operating temperature range of -65°C to 200°C. Available in various mounting options including front wall mount, rear wall mount, and jam nut receptacles, they offer versatility for different applications. Utilizing M39029 rear release crimp contacts, they ensure secure and reliable connections. With options for RoHS compliant finishes, such as cadmium-free plating, these connectors cater to modern environmental standards. The high-strength aluminum shells, along with various plating options like electroless nickel, guarantee durability and corrosion resistance. Perfect for military and industrial use, the MIL-DTL-38999 Series I connectors meet stringent performance requirements.