MIL-DTL-38999 Series I connectors boast exceptional durability and versatility for demanding environments. With up to 128 contacts housed in an insert, these connectors offer secure and reliable connectivity. Designed for harsh conditions, they are environmentally sealed and can operate effectively in temperatures ranging from -65 °C to 200 °C. Featuring various mounting options including front wall mount, rear wall mount, and jam nut receptacles, they provide flexibility for different applications. The connectors come in 9 shell sizes and 52 insert arrangements, utilizing M39029 rear release crimp contacts for efficient installation. Constructed with high-strength aluminum shells and offering a range of plating options, including RoHS-certified finishes, they ensure long-lasting performance. Whether it's for military or industrial use, the MIL-DTL-38999 Series I connectors deliver reliable connectivity in even the harshest conditions.