The MIL-DTL-38999 Series II connectors feature up to 128 contacts in an environmentally sealed insert, designed for harsh environments with an operating temperature range of -65 °C to 200 °C. Available in various mounting styles, including front and rear wall mount, jam nut, and box mount receptacles, they offer versatility in installation. With straight, RFI grounding, and standard plug options, these connectors cater to different cable routing needs. Utilizing M39029 rear release crimp contacts, they ensure secure connections. Constructed with aluminum shells and offered in multiple plating options, including RoHS certified finishes, they guarantee durability and reliability in demanding applications. The gold-plated contacts, rated for 500 mating cycles, ensure excellent conductivity. Ideal for military and industrial use, these connectors meet stringent MIL-DTL-38999 II specifications, providing high-performance connectivity in critical systems.