MIL-DTL-38999 Series I connectors are robust and versatile, accommodating up to 128 contacts within a sealed insert. Engineered for harsh environments, they operate reliably in temperatures ranging from -65 °C to 200 °C. Available in various shell sizes and insert arrangements, these connectors feature M39029 rear release crimp contacts, ensuring secure connections. With options for front and rear wall mount, as well as jam nut receptacles, they offer flexibility for diverse applications. The high-strength aluminum shells come in a range of plating finishes, including RoHS-certified cadmium-free options, meeting stringent environmental standards. Trusted for military and industrial use, these connectors guarantee durability and performance, making them essential in demanding operating conditions.