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 a wide operating temperature range from -65°C to 200°C. Available in various configurations such as front wall mount, rear wall mount, and jam nut receptacles, they offer versatility in deployment. Utilizing M39029 rear release crimp contacts, these connectors ensure secure connections in sizes 22D, 22M, 22, 20, 16, and 8. Constructed with high strength aluminum shells and offering different plating options including cadmium and nickel, they meet diverse application needs. The RoHS compliant versions cater to environmental regulations. Suitable for military and industrial applications, MIL-DTL-38999 Series I connectors provide reliable performance in demanding conditions.