MIL-DTL-38999 Series II connectors are designed for harsh environments, offering up to 128 contacts in an insert. With front and rear wall mount options, as well as jam nut and box mount receptacles, they provide versatility in installation. These connectors, featuring a 90-degree elbow plug design, are ideal for military and aerospace applications, with a wide operating temperature range from -65°C to 200°C. Constructed with aluminum shells and available in various plating options including cadmium-free finishes, they ensure durability and reliability. The gold-plated removable crimp contacts, meeting MIL-DTL-38999 II specifications, guarantee high performance with a mating life of 500 cycles. Suitable for environment-resistant box and through-bulkhead mounting receptacles, these connectors ensure secure and efficient connectivity in demanding settings.