MIL-DTL-38999 Series II connectors feature up to 128 contacts in an environmentally sealed insert. Designed for harsh environments, they offer a wide operating temperature range from -65°C to 200°C. Available in various mounting styles, including front and rear wall mount, jam nut, and box mount receptacles, these connectors meet military specification standards. With options for straight, RFI grounding, and 90-degree cable clamp plugs, they accommodate diverse applications. Utilizing M39029 rear release crimp contacts, in sizes 22D, 22M, 22, 20, 16, and 12, these connectors ensure reliable connectivity. Constructed with aluminum shells and offering different plating options, such as electroless nickel and RoHS-certified finishes, they provide durability and compliance. Suitable for demanding scenarios, the MIL-DTL-38999 II connectors are essential components for secure and efficient electrical connections.