MIL-DTL-38999 Series I connectors offer high-performance connectivity in harsh environments. With up to 128 contacts and environmental sealing, these connectors ensure reliable operation in extreme conditions, with an operating temperature range from -65 °C to 200 °C. Available in a variety of shell sizes and insert arrangements, they feature front wall mount, rear wall mount, and jam nut receptacles, along with RFI grounding plugs. Utilizing M39029 rear release crimp contacts, these connectors come in durable high strength aluminum shells with plating options including cadmium and nickel. RoHS compliant finishes are also available. Ideal for military and industrial applications, these connectors provide secure and efficient electrical connections.