MIL-DTL-38999 Series II connectors are rugged, environmentally sealed components designed for harsh operating conditions. With up to 128 contacts housed in a secure insert, these connectors offer reliable performance in temperatures ranging from -65 °C to 200 °C. Available in various mounting configurations, including front and rear wall mount, jam nut, and box mount receptacles, they cater to diverse application needs. Featuring durable aluminum shells with plating options such as gold, electroless nickel, and cadmium-free finishes, these connectors ensure long-lasting conductivity and corrosion resistance. Utilizing M39029 rear release crimp contacts, they guarantee secure connections in high-vibration environments. Suitable for military and industrial use, the MIL-DTL-38999 II connectors meet stringent performance standards for connectivity in demanding settings.