MIL-DTL-38999 Series I connectors offer reliable connectivity in harsh environments, featuring up to 128 contacts in an insert. These circular receptacles, available in various shell sizes and plating options, are MIL-DTL-38999 I compliant. With operating temperatures ranging from -65 °C to 200 °C, they ensure durability and performance in extreme conditions. The connectors, made of high-strength aluminum, come with RoHS-certified finishes, including cadmium-free options. Their jam nut mounting design, along with bayonet coupling, facilitates secure installations. Utilizing M39029 rear release crimp contacts, these connectors guarantee efficient signal transmission. Suitable for military and industrial applications, they meet stringent quality and performance standards.