The MIL-DTL-38999 Series II connectors are designed for harsh environments, with up to 128 contacts in an insert for high-density applications. Featuring front and rear wall mount, jam nut, and box mount receptacles, they offer versatility in installation. With a wide operating temperature range of -65 °C to 200 °C, these connectors are suitable for extreme conditions. Constructed with aluminum shells and available in various plating options, including RoHS certified finishes, they ensure durability and reliability. Utilizing M39029 rear release crimp contacts, they provide secure connections. The straight plug design with 90-degree cable clamp option offers flexibility in cable routing. These connectors, compliant with MIL-DTL-38999 II specifications, are ideal for military, aerospace, and industrial applications where rugged performance is essential.