MIL-DTL-38999 Series I connectors feature up to 128 contacts in an environmentally sealed insert, designed for harsh operating conditions with a wide temperature range of -65 °C to 200 °C. Available in various configurations including front and rear wall mount, as well as jam nut receptacles, these connectors offer reliable RFI grounding. With 9 shell sizes and 52 insert arrangements, they use M39029 rear release crimp contacts, ensuring secure connections. Crafted from high strength aluminum, they come in a range of plating options, including RoHS certified finishes. Perfect for military and industrial applications, these connectors provide durability and conductivity in demanding environments.