MIL-DTL-38999 Series I connectors are designed for harsh environments, featuring up to 128 contacts in an environmentally sealed insert. With an operating temperature range from -65°C to 200°C, these connectors are suitable for a wide range of applications. Available in various shell sizes and insert arrangements, they utilize M39029 rear release crimp contacts for secure connections. The high-strength aluminum shells come in a variety of plating options, including cadmium-free finishes for RoHS compliance. Whether you need front wall mount, rear wall mount, or jam nut receptacles, the MIL-DTL-38999 I connector family offers reliability and durability, meeting stringent military specifications for performance in demanding environments.