MIL-DTL-38999 Series II connectors offer high-performance connectivity with up to 128 contacts, engineered for harsh environments. These environmentally sealed connectors feature a wide operating temperature range from -65 °C to 200 °C, ensuring reliable performance in extreme conditions. Available in various mounting styles including front and rear wall mount, jam nut, and box mount receptacles, they provide versatility for different installation needs. With options for straight, RFI grounding, and standard plugs with a 90-degree cable clamp, these connectors offer flexibility in design. Compliant with military specification MIL-DTL-38999 II, they guarantee rugged durability and performance. Made of aluminum with a choice of plating options such as electroless nickel and cadmium finishes, these connectors are suitable for diverse applications. With RoHS certified cadmium-free finishes available, they meet environmental standards. Designed for efficient signal transmission, they utilize M39029 rear release crimp contacts in various sizes, ensuring secure and reliable connections. Perfect for aerospace, defense, and industrial applications, these connectors are essential for mission-critical operations.