MIL-DTL-38999 Series II connectors feature up to 128 environmentally sealed contacts, designed for harsh environments with a wide operating temperature range of -65 °C to 200 °C. Available in various mounting options such as front and rear wall mount, jam nut, and box mount receptacles, they offer versatility in installation. With 52 insert arrangements and M39029 rear release crimp contacts, these connectors ensure reliable performance. The aluminum shells come with plating options including cadmium-free finishes and are RoHS certified. Perfect for military and industrial applications, these connectors guarantee durability and conductivity with a service rating of II.