MIL-DTL-38999 Series I connectors offer high-performance solutions for harsh environments with up to 128 contacts. Featuring front wall mount, rear wall mount, and jam nut receptacles, these connectors are designed for durability and reliability. Operating in temperatures ranging from -65°C to 200°C, they are environmentally sealed and ideal for a wide range of applications. With 52 insert arrangements and M39029 rear release crimp contacts, they ensure secure connections in demanding settings. The connectors come in high strength aluminum shells with various plating options, including cadmium-free finishes. Meeting MIL-DTL-38999 I specifications, they guarantee quality and performance for military and industrial applications.