MIL-DTL-38999 Series I connectors, a part of the military specification, offer robust connectivity with up to 128 contacts in an insert. Designed for harsh environments, they feature front wall mount, rear wall mount, and jam nut receptacles, ensuring secure installations. These connectors, available in 9 shell sizes and 52 insert arrangements, boast M39029 rear release crimp contacts for reliable performance. With a wide operating temperature range from -65°C to 200°C, they are suitable for demanding applications. Constructed with high-strength aluminum shells and offered in various plating options including cadmium-free finishes, they prioritize durability and compliance. Perfect for military, aerospace, and industrial use, these connectors guarantee efficient and long-lasting connectivity even in challenging conditions.