MIL-DTL-38999 Series II connectors are designed for rugged environments, offering up to 128 contacts in a sealed insert. With a wide operating temperature range from -65 °C to 200 °C, they ensure reliable performance in harsh conditions. Available in various configurations like front and rear wall mount, jam nut, and box mount receptacles, these connectors meet diverse application needs. Featuring 52 insert arrangements with M39029 rear release crimp contacts, they guarantee secure and efficient connectivity. Constructed with durable aluminum shells and plated for corrosion resistance, they provide long-lasting durability. RoHS certified options are also available for environmentally conscious applications, making them ideal for military, aerospace, and industrial use.