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 of -65 °C to 200 °C, these connectors are suitable for a wide range of applications. Available in various shell sizes and insert arrangements, they offer flexibility in design. Constructed with high-strength aluminum shells and offered in different plating options, including cadmium-free finishes, they ensure reliable performance. The connectors, compliant with MIL-DTL-38999 I standards, come in different mounting options like front wall mount, rear wall mount, and jam nut receptacles, suitable for diverse installation needs. Utilizing M39029 rear release crimp contacts, they provide secure and efficient connectivity. With features like RFI grounding plugs and gold contact plating, they offer enhanced durability and conductivity. Whether for military, aerospace, or industrial applications, these connectors meet stringent requirements for quality and performance.