MIL-DTL-38999 Series I connectors feature front wall mount, rear wall mount, and jam nut receptacles, offering a rugged solution for harsh environments. With up to 128 contacts in an insert, these connectors are designed for reliability in demanding applications. Utilizing M39029 rear release crimp contacts in various sizes, including coax and twinax, they ensure secure connections. The high-strength aluminum shells come in 9 different sizes, with a range of plating options available, including RoHS-certified finishes. With an operating temperature range from -65°C to 200°C, these connectors provide durability and performance in extreme conditions. Suitable for military and industrial use, they meet MIL-DTL-38999 I specifications for quality and reliability.