MIL-DTL-38999 Series I connectors boast up to 128 contacts within an environmentally sealed insert, designed for rugged performance in harsh environments. With a wide operating temperature range of -65 °C to 200 °C, these connectors offer reliable connectivity in extreme conditions. Featuring various mounting options such as front wall mount, rear wall mount, and jam nut receptacles, they cater to diverse installation needs. The connector family includes RFI grounding plugs and utilizes M39029 rear release crimp contacts for secure connections. Available in 9 shell sizes and 52 insert arrangements, they suit a range of applications. Constructed with high strength aluminum shells, these connectors are offered in multiple plating options, including cadmium-free finishes for RoHS compliance. Perfect for military and industrial use, MIL-DTL-38999 I connectors ensure durable and high-performance electrical connectivity.