The MIL-DTL-38999 Series I connectors are designed for harsh environments, featuring up to 128 contacts in an insert. With front wall mount, rear wall mount, and jam nut receptacles available, they offer versatile connectivity options. These connectors are environmentally sealed and can withstand temperatures ranging from -65°C to 200°C. Constructed with high-strength aluminum shells, they come in various plating options, including cadmium-free finishes for RoHS compliance. Utilizing M39029 rear release crimp contacts, they ensure reliable and efficient performance. Perfect for military and industrial applications, these connectors provide secure and durable electrical connections in demanding settings.