MIL-DTL-38999 Series I connectors, designed for harsh environments, feature up to 128 contacts in an insert. Offering front wall mount, rear wall mount, and jam nut receptacles with RFI grounding plugs, these connectors are versatile. With operating temperatures ranging from -65°C to 200°C, they are suitable for a wide range of applications. The connectors come in 9 shell sizes and 52 insert arrangements, utilizing M39029 rear release crimp contacts. Constructed with high-strength aluminum shells and available in various plating options such as cadmium and nickel, they ensure durability and reliable performance. RoHS certified finishes are also available, making them environmentally compliant. Perfect for military and industrial use, these connectors are essential components for secure and efficient electrical connections in demanding settings.