MIL-DTL-38999 Series I connectors feature up to 128 contacts in an environmentally sealed insert, with an operating temperature range of -65 °C to 200 °C. Available in various shell sizes and insert arrangements, these connectors offer front wall mount, rear wall mount, and jam nut receptacles, along with RFI grounding plugs. Constructed with high strength aluminum shells, they come with plating options including cadmium and nickel finishes. Designed for harsh environments, these connectors are RoHS compliant and ensure reliable performance in demanding applications.