The MIL-DTL-38999 Series II connectors offer robust performance in harsh environments, with up to 128 contacts and a wide operating temperature range of -65°C to 200°C. Available in various mounting options including front and rear wall mount, jam nut, and box mount receptacles, they provide versatile connectivity solutions. Featuring M39029 rear release crimp contacts, these connectors ensure secure and reliable connections. Constructed with aluminum shells and offered in different plating options such as electroless nickel and cadmium finishes, they are designed for durability. With a mating type of bayonet coupling, these connectors are ideal for military and aerospace applications requiring rugged and reliable electrical connections.