The MIL-DTL-38999 Series I connectors offer robust connectivity solutions with up to 128 contacts within an insert. Designed for harsh environments, these connectors feature front wall mount, rear wall mount, and jam nut receptacles, providing versatility in installation. With a wide operating temperature range of -65 °C to 200 °C, they ensure reliable performance in extreme conditions. Utilizing M39029 rear release crimp contacts in various sizes, including coax and twinax, they offer flexibility in contact arrangements. Encased in high-strength aluminum shells with multiple plating options, such as electroless nickel and black anodized aluminum, these connectors prioritize durability. Their RoHS-certified finishes further enhance their environmental compliance. Ideal for military and industrial applications, the MIL-DTL-38999 Series I connectors combine rugged construction with high performance, making them essential components in critical systems.