MIL-DTL-38999 Series I connectors are designed for harsh environments, offering up to 128 contacts in a sealed insert. With an operating temperature range from -65 °C to 200 °C, they provide reliable performance in extreme conditions. Available in various shell sizes and insert arrangements, these connectors feature front and rear wall mount options, as well as jam nut receptacles and RFI grounding plugs. Constructed with high-strength aluminum shells and offering multiple plating choices, including RoHS-certified cadmium-free finishes, they ensure durability and compliance with environmental standards. Ideal for military and industrial applications, these connectors, with M39029 rear release crimp contacts, guarantee secure and efficient connectivity.