The MIL-DTL-38999 Series II connectors are designed for harsh environments, offering up to 128 contacts in a single insert. With a wide operating temperature range from -65°C to 200°C, these connectors are ideal for demanding applications. Available in various mounting styles such as front and rear wall mount, jam nut, and box mount receptacles, they provide versatility in installation. Featuring removable crimp contacts and bayonet coupling, they ensure secure and reliable connections. Constructed with aluminum shells and plated with options like electroless nickel and cadmium olive drab, they offer durability and corrosion resistance. Meeting military specification MIL-DTL-38999 II, these connectors are suitable for use in rugged environments where reliability is paramount.