MIL-DTL-38999 Series I connectors offer rugged durability for harsh environments, featuring up to 128 contacts in an environmentally sealed insert. With an operating temperature range of -65 °C to 200 °C, they ensure reliable performance in extreme conditions. Available in various shell sizes and insert arrangements, these connectors come in aluminum shells with a choice of plating options, including cadmium-free finishes. The connector family includes front wall mount, rear wall mount, and jam nut receptacles, as well as RFI grounding plugs, all designed for secure and efficient connectivity. Utilizing M39029 rear release crimp contacts, they provide easy installation and maintenance. Meeting military specification MIL-DTL-38999 I, these connectors are ideal for applications requiring high strength and environmental resistance.