MIL-DTL-38999 Series II connectors feature up to 128 contacts within an environmentally sealed insert, designed for reliable performance in harsh environments. With an operating temperature range of -65 °C to 200 °C, these connectors offer versatility and durability. Available in various mount types including front and rear wall mount, jam nut, and box mount receptacles, they cater to different installation needs. The aluminum shells come with a choice of plating options such as cadmium-free finishes, ensuring compliance and quality. Utilizing M39029 rear release crimp contacts, these connectors guarantee secure connections in critical applications. Perfect for military and aerospace industries, they meet stringent standards for conductivity, ingress protection, and mating life.