MIL-DTL-38999 Series II connectors feature up to 128 contacts in an environmentally sealed insert, ideal for harsh environments with an operating temperature range from -65°C to 200°C. Available in various mounting options such as front wall, rear wall, jam nut, and box mounts, these connectors offer versatility. With 9 shell sizes and 52 insert arrangements, they use M39029 rear release crimp contacts in sizes 22D, 22M, 22, 20, 16, and 12. Crafted from aluminum, they come in plating choices including cadmium-free finishes. The straight plugs, featuring RFI grounding and standard options with a 90-degree cable clamp, ensure secure connections. Meeting MIL-DTL-38999 II specifications, these connectors guarantee durability, with gold-plated contact pins for reliable conductivity. Suitable for military and industrial applications requiring robust performance, these connectors uphold the highest standards of quality and performance in demanding environments.