MIL-DTL-38999 Series II connectors feature up to 128 contacts in an environmentally sealed insert, designed for harsh environments with an operating temperature range of -65 °C to 200 °C. Available in various configurations including front and rear wall mount, jam nut, and box mount receptacles, these connectors offer versatility in installation. With 52 insert arrangements and M39029 rear release crimp contacts in different sizes, they ensure secure and reliable connections. Crafted with aluminum shells and offering multiple plating options including cadmium-free finishes, these connectors meet RoHS compliance standards. Ideal for military and industrial applications, they guarantee durability and performance in demanding conditions.