MIL-DTL-38999 Series II connectors are rugged and versatile, designed for harsh environments with up to 128 contacts in an insert. Featuring front and rear wall mount options, jam nut, and box mount receptacles, they offer flexibility in installation. With a wide operating temperature range of -65 °C to 200 °C, these connectors ensure reliable performance in extreme conditions. Utilizing M39029 rear release crimp contacts, they guarantee secure connections. Available in aluminum shells with various plating options, including RoHS certified finishes, they meet stringent industry standards for durability and environmental protection. Perfect for military, aerospace, and industrial applications, these connectors are essential for ensuring seamless electrical connectivity in demanding settings.