MIL-DTL-38999 Series I connectors offer high-performance connectivity solutions with up to 128 contacts, designed for harsh environments. Featuring front wall mount, rear wall mount, and jam nut receptacles, these connectors ensure reliable performance in demanding conditions. With a wide operating temperature range from -65 °C to 200 °C, they are suitable for a variety of applications. The connectors come in 9 shell sizes and 52 insert arrangements, accommodating M39029 rear release crimp contacts in various sizes. Constructed with high strength aluminum shells and available in different plating options, including cadmium-free finishes, they provide durability and versatility. Ideal for military and industrial use, these connectors meet MIL-DTL-38999 I specifications, offering exceptional reliability and performance.