MIL-DTL-38999 Series II connectors are designed for rugged environments, offering up to 128 contacts in a sealed insert. With a wide operating temperature range of -65°C to 200°C, they ensure reliable performance in harsh conditions. Available in various mounting styles including front and rear wall mount, jam nut, and box mount, these connectors provide versatile connectivity options. Constructed with aluminum shells and offering multiple plating choices such as electroless nickel and cadmium finishes, they meet stringent military specifications. Featuring removable crimp contacts and bayonet coupling, they guarantee secure and efficient connections. Suitable for applications requiring durability and resilience, these connectors are ideal for aerospace, defense, and industrial use.