MIL-DTL-38999 Series I connectors offer robust connectivity solutions with up to 128 contacts in an insert. Designed for harsh environments, these connectors are sealed for protection and can operate in temperatures ranging from -65 °C to 200 °C. Featuring various mounting options such as front wall mount, rear wall mount, and jam nut receptacles, they cater to diverse installation needs. With 52 insert arrangements and M39029 rear release crimp contacts, these connectors ensure reliable performance. Constructed with high-strength aluminum shells and available in different plating options including cadmium-free finishes, they meet rigorous military specifications for durability and performance. Suitable for a wide range of applications, these connectors offer secure and efficient electrical connections in demanding environments.