MIL-DTL-38999 Series I connectors offer robust connectivity solutions with up to 128 contacts housed in a sealed insert. Designed for harsh environments, these connectors operate reliably in temperatures ranging from -65 °C to 200 °C. Available in various configurations such as front wall mount, rear wall mount, and jam nut receptacles, they ensure secure and efficient connections. Featuring M39029 rear release crimp contacts in multiple sizes, including coax and twinax options, these connectors meet diverse application needs. Crafted with high-strength aluminum shells and offering a choice of plating finishes, from cadmium to electroless nickel, they guarantee durability and performance. Compliant with RoHS directives, these connectors are a dependable choice for military and industrial settings.