Introducing the MIL-DTL-38999 Series I connectors, designed for rugged environments with up to 128 contacts housed in a sealed insert. Operating seamlessly between -65 °C and 200 °C, these connectors offer reliability in extreme conditions. Featuring various mounting options including front and rear wall mount receptacles, as well as jam nut receptacles, they cater to diverse connectivity needs. Utilizing M39029 rear release crimp contacts, these connectors ensure secure connections. With nine shell sizes and 52 insert arrangements available, they offer flexibility in design. The high-strength aluminum shells come in a range of plating options, including cadmium-free finishes for RoHS compliance. Perfect for military and industrial applications, the MIL-DTL-38999 I connectors guarantee durable and efficient performance in demanding settings.