MIL-DTL-38999 Series I connectors offer rugged performance with up to 128 contacts in an environmentally sealed insert. Designed for harsh environments, they feature various mounting options including front and rear wall mount and jam nut receptacles. With a wide temperature range of -65 °C to 200 °C, these connectors ensure reliable operation in demanding conditions. Utilizing M39029 rear release crimp contacts, they provide secure connections in sizes 22D, 22M, 22, 20, 16, and 8. Constructed with high-strength aluminum shells and available in different plating options, including RoHS certified finishes, these connectors are ideal for military and industrial applications requiring durability and performance.