The MIL-DTL-38999 Series I connectors are rugged and reliable, designed for harsh environments with up to 128 contacts. Featuring front and rear wall mount options, as well as jam nut receptacles, they offer versatile connectivity solutions. With an operating temperature range of -65 °C to 200 °C, these connectors are suitable for a wide range of applications. Made of high-strength aluminum, they provide durability and performance in demanding conditions. Available in various plating options, including cadmium-free finishes, they meet RoHS compliance standards. The M39029 rear release crimp contacts ensure secure connections, while the bayonet coupling mechanism allows for easy mating. Perfect for military and industrial use, these connectors offer excellent conductivity and environmental resistance, making them ideal for critical operations.