MIL-DTL-38999 Series II connectors, designed for harsh environments, offer reliability with up to 128 contacts in a single insert. These connectors are environmentally sealed and operate effectively in temperatures ranging from -65 °C to 200 °C. Available in various mounting options including front and rear wall mount, jam nut, and box mount receptacles, they ensure versatile connectivity solutions. Featuring M39029 rear release crimp contacts, they guarantee secure connections in sizes 22D, 22M, 22, 20, 16, and 12. Made with aluminum shells and offering a selection of plating options such as gold, electroless nickel, and anodized aluminum, these connectors prioritize durability. With a mating type of bayonet coupling and a service rating of I, they are suitable for demanding applications. The MIL-DTL-38999 II connectors are ideal for industries requiring high-performance, environmentally resistant electrical connectivity solutions.