MIL-DTL-38999 Series I connectors offer durable and reliable performance in harsh environments, featuring up to 128 contacts sealed for protection. With an impressive operating temperature range of -65°C to 200°C, these connectors are suited for a wide range of applications. Available in various shell sizes and insert arrangements, they boast M39029 rear release crimp contacts for secure connections. The high-strength aluminum shells come in multiple plating options, including cadmium-free finishes, ensuring compliance with RoHS regulations. From front wall mount to jam nut receptacles, the Series I family provides versatile solutions for military and industrial needs.