MIL-DTL-38999 Series I connectors offer reliable performance in harsh environments, featuring up to 128 contacts in a sealed insert. With an operating temperature range of -65°C to 200°C, they provide durability in extreme conditions. Available in various shell sizes and insert arrangements, these connectors come in aluminum shells with options for plating, including cadmium-free finishes. Ideal for military and aerospace applications, they meet stringent MIL-DTL-38999 I specifications, ensuring high-quality and performance. Suitable for front wall mount, rear wall mount, and jam nut receptacles with RFI grounding plugs, these connectors are designed for secure and efficient electrical connections in demanding environments.