MIL-DTL-38999 Series I connectors feature up to 128 contacts housed in an insert, offering robust environmental sealing for reliable performance in harsh conditions. With an operating temperature range spanning from -65 °C to 200 °C, these connectors are designed to withstand extreme environments. Available in various mounting options including front wall mount, rear wall mount, and jam nut receptacles, they cater to diverse installation requirements. The connector family includes RFI grounding plugs and utilizes M39029 rear release crimp contacts in multiple sizes. Constructed with high-strength aluminum shells, they come in a range of plating options such as cadmium and nickel, ensuring durability and corrosion resistance. These MIL-DTL-38999 I connectors are suitable for applications demanding secure and efficient electrical connections in demanding settings.