MIL-DTL-38999 Series I connectors offer high performance in harsh environments, featuring up to 128 contacts in a sealed insert. With an operating temperature range of -65 °C to 200 °C, these connectors are reliable in extreme conditions. Available in various shell sizes and insert arrangements, they use M39029 rear release crimp contacts for secure connections. The connectors come in durable aluminum shells with options for plating, including cadmium-free finishes. Offering front and rear wall mount and jam nut receptacles with RFI grounding plugs, they meet stringent military specifications for performance and reliability. Perfect for demanding applications, these connectors ensure connectivity in critical environments.