MIL-DTL-38999 Series II connectors offer robust connectivity with up to 128 contacts in an insert, designed for harsh environments. These environmentally sealed connectors feature a wide operating temperature range from -65 °C to 200 °C. Available in various configurations including front and rear wall mount, jam nut, and box mount receptacles, they ensure versatile installation options. With 52 insert arrangements and M39029 rear release crimp contacts, these connectors provide secure and efficient connections. Constructed with aluminum shells and offering multiple plating options, including RoHS compliant finishes, they guarantee durability and reliability. Perfect for military and industrial applications, these connectors are essential for maintaining seamless communication in demanding environments.