MIL-DTL-38999 Series II connectors are designed for rugged environments, offering up to 128 contacts securely housed in an insert. With a wide operating temperature range of -65°C to 200°C, these connectors provide reliable performance in harsh conditions. Available in various mounting options including front and rear wall mount, jam nut, and box mount receptacles, they cater to diverse application needs. Featuring aluminum shells with plating options such as electroless nickel and cadmium finishes, these connectors ensure durability and corrosion resistance. Compliant with military specification MIL-DTL-38999 II, they are ideal for demanding military and aerospace applications.