MIL-DTL-38999 Series II connectors are designed for harsh environments, offering up to 128 contacts in an insert. With a wide operating temperature range of -65 °C to 200 °C, these connectors are ideal for demanding applications. Available in various mounting styles including front wall mount, rear wall mount, jam nut, and box mount receptacles, they provide flexibility in installation. Featuring aluminum shells with options for plating such as cadmium and nickel, these connectors ensure durability and reliability. The included M39029 rear release crimp contacts come in different sizes, catering to diverse connectivity needs. RoHS compliant finishes are also available for environmental sustainability. Suitable for military and aerospace use, the MIL-DTL-38999 Series II connectors guarantee high performance in rugged conditions.