MIL-DTL-38999 Series I connectors are designed for harsh environments, featuring up to 128 contacts in an insert. These connectors are environmentally sealed and can withstand temperatures ranging from -65°C to 200°C. Available in various shell sizes and insert arrangements, they offer versatility for different applications. With options for front wall mount, rear wall mount, and jam nut receptacles, as well as RFI grounding plugs, these connectors provide secure connections. Constructed with high strength aluminum shells and offering a range of plating options, including RoHS certified finishes, they ensure durability and reliability. Suitable for military and industrial use, these connectors meet stringent performance standards for demanding environments.