MIL-DTL-38999 Series I connectors boast a robust design with up to 128 contacts housed within an environmentally sealed insert, ensuring reliable performance in harsh conditions. Operating seamlessly within a wide temperature range from -65 °C to 200 °C, these connectors feature a versatile array of receptacles, including front wall mount, rear wall mount, and jam nut options, accommodating various installation needs. Compliant with military specification MIL-DTL-38999 I, they offer exceptional durability with high strength aluminum shells and a choice of plating finishes, including electroless nickel and cadmium. Designed for secure connectivity, these circular receptacles utilize M39029 rear release crimp contacts, available in different sizes, and configurations. With RoHS-certified cadmium-free options, they cater to diverse industrial applications requiring rugged, high-performance connectors.