MIL-DTL-38999 Series I connectors are designed for harsh environments, with up to 128 contacts in an insert for high-density connectivity. These connectors are environmentally sealed, ensuring reliable performance in extreme conditions with an operating temperature range of -65 °C to 200 °C. Featuring front wall mount, rear wall mount, and jam nut receptacles, along with RFI grounding plugs, they offer versatile installation options. Available in 9 shell sizes and 52 insert arrangements, they use M39029 rear release crimp contacts for secure connections. Crafted from high-strength aluminum, these connectors come with various plating options, including cadmium-free finishes for RoHS compliance. Ideal for military applications, they meet MIL-DTL-38999 I specifications, making them a dependable choice for critical operations.