The MIL-DTL-38999 Series I connectors are rugged and reliable, designed for harsh environments with up to 128 contacts in an insert. Featuring front wall mount, rear wall mount, and jam nut receptacles, they offer versatility in installation. With an operating temperature range from -65 °C to 200 °C, these connectors are suitable for a wide range of applications. Utilizing M39029 rear release crimp contacts, they ensure secure and efficient connectivity. Made of high-strength aluminum with various plating options available, including cadmium-free finishes, they meet stringent military specifications. Ideal for aerospace, defense, and industrial applications, these connectors provide excellent performance and durability in demanding conditions.