The MIL-DTL-38999 Series II connectors feature up to 128 contacts in an insert, offering robust environmental sealing and a wide operating temperature range from -65 °C to 200 °C. Available in various mounting styles like front and rear wall mount, jam nut, and box mount receptacles, these connectors ensure versatile installation options. With 52 insert arrangements and M39029 rear release crimp contacts in multiple sizes, they support diverse connectivity needs. Made of aluminum with plating options including cadmium-free finishes, they guarantee durability and performance in harsh environments. Compliant with MIL-DTL-38999 II specifications, these connectors are ideal for military and aerospace applications requiring reliable signal transmission.