MIL-DTL-38999 Series I connectors are designed for demanding environments, featuring up to 128 contacts in a sealed insert. With an impressive operating range of -65°C to 200°C, these connectors offer reliable performance in extreme conditions. Available in various shell sizes and insert arrangements, they accommodate M39029 rear release crimp contacts for secure connections. The high-strength aluminum shells come with multiple plating options, including cadmium-free finishes for environmental compliance. Whether in military or industrial applications, these connectors, with front wall mount, rear wall mount, and jam nut receptacles, provide a durable and versatile solution for your connectivity needs.