MIL-DTL-38999 Series I connectors offer rugged reliability for harsh environments, featuring up to 128 contacts in an environmentally sealed insert. With an impressive operating temperature range from -65 °C to 200 °C, these connectors are ideal for demanding applications. Available in various shell sizes and insert arrangements, they utilize M39029 rear release crimp contacts for secure connections. The connectors come in high-strength aluminum shells with plating options including cadmium-free finishes. Whether you need front wall mount, rear wall mount, or jam nut receptacles, the MIL-DTL-38999 Series I connectors provide dependable performance for military and industrial uses.