The MIL-DTL-38999 Series II connectors are designed for harsh environments, with up to 128 contacts housed in a sealed insert. Operating reliably in temperatures ranging from -65°C to 200°C, these connectors offer versatility with various mounting options including front and rear wall mount, jam nut, and box mount receptacles. Available in 9 shell sizes and 52 insert arrangements, they feature gold-plated, removable crimp contacts in sizes 22D, 22M, 22, 20, 16, and 12. Constructed with aluminum shells and offering a range of plating options including electroless nickel, these connectors ensure durability and conductivity. Meeting military specification MIL-DTL-38999 II, they are ideal for applications requiring rugged performance in demanding environments.