MIL-DTL-38999 Series II connectors, designed for harsh environments, offer reliable performance with up to 128 contacts in an insert. Featuring various mounting options such as front and rear wall mount, jam nut, and box mount receptacles, they cater to diverse application needs. Available in 9 shell sizes and 52 insert arrangements, these connectors use M39029 rear release crimp contacts for secure connections. With an operating temperature range from -65 °C to 200 °C, they ensure functionality in extreme conditions. Constructed with aluminum shells and offering plating options like electroless nickel, they guarantee durability and corrosion resistance. Ideal for military and industrial use, these circular plugs are RoHS compliant, reflecting our commitment to environmental responsibility.