MIL-DTL-38999 Series I connectors, featuring up to 128 contacts, are designed for harsh environments with their wide operating temperature range of -65°C to 200°C. Available in various configurations like front wall mount, rear wall mount, and jam nut receptacles, these connectors ensure secure connections in demanding applications. With 9 shell sizes and 52 insert arrangements, they offer versatility in design. The use of M39029 rear release crimp contacts guarantees reliable performance, while the high strength aluminum shells provide durability. Offering multiple plating options including cadmium-free finishes, they meet stringent RoHS requirements. Suitable for military and industrial use, these connectors are ideal for applications requiring rugged and reliable connectivity.