MIL-DTL-38999 Series I connectors are designed for rugged environments, featuring up to 128 contacts in an insert and a wide operating temperature range from -65°C to 200°C. These connectors come in various configurations including front wall mount, rear wall mount, and jam nut receptacles, providing versatility in installation. Utilizing M39029 rear release crimp contacts, they ensure secure connections. With options for plating such as gold, electroless nickel, and cadmium-free finishes, they offer reliable conductivity. Made of high-strength aluminum, they are durable and resistant to environmental factors. The MIL-DTL-38999 I connectors meet stringent military specifications for performance and reliability in demanding applications.