The MIL-DTL-38999 Series II connectors are designed for demanding environments, featuring up to 128 contacts within a sealed insert. With an impressive operating temperature range from -65°C to 200°C, these connectors offer reliable performance in extreme conditions. Available in various mounting styles, including front and rear wall mount, jam nut, and box mount receptacles, they cater to diverse application needs. The plugs, offered in straight, RFI grounding, and standard configurations with a 90-degree cable clamp, ensure secure connections. Compliant with MIL-DTL-38999 II specifications, these connectors boast aluminum shells with multiple plating options, including cadmium-free finishes for RoHS compliance. With M39029 rear release crimp contacts in sizes 22D, 22M, 22, 20, 16, and 12, they provide versatility in contact arrangements. Ideal for military, aerospace, and industrial use, these connectors guarantee high performance, durability, and conductivity, with a service rating of I and a mating life of 500 cycles.