The MIL-DTL-38999 Series II connectors offer high-performance connectivity with up to 128 contacts in a sealed insert. Designed for harsh environments, they boast a wide operating temperature range from -65 °C to 200 °C. Featuring various mounting options like front and rear wall mount, jam nut, and box mount receptacles, these connectors ensure versatility in installation. With 52 insert arrangements and M39029 rear release crimp contacts, they provide reliable signal transmission. Available in aluminum shells with multiple plating options, including RoHS compliant finishes, they guarantee durability and compliance with environmental regulations. Perfect for military and aerospace applications, these connectors meet stringent MIL-DTL-38999 II specifications, offering exceptional performance in demanding conditions.