MIL-DTL-38999 Series I connectors are engineered for rugged environments, with up to 128 contacts sealed for optimal performance. Operating between -65°C and 200°C, these connectors offer reliability in extreme conditions. Featuring various mounting options, including front and rear wall mount and jam nut receptacles, they ensure versatile installation. With M39029 rear release crimp contacts in sizes 22D, 22M, 22, 20, 16, and 8, compatibility is guaranteed. The high-strength aluminum shells come in multiple plating options, such as cadmium and nickel, catering to different needs. With RoHS-certified finishes available, these connectors meet modern environmental standards, making them ideal for military and industrial applications.