MIL-DTL-38999 Series II connectors are designed for rugged environments, featuring up to 128 contacts in an insert and offering reliable performance in temperatures ranging from -65°C to 200°C. These harsh environment connectors come in various configurations, including front and rear wall mounts, jam nuts, and box mounts, catering to diverse installation needs. With options for straight, RFI grounding, and standard plugs, they ensure secure connections with 90-degree cable clamps. Compliant with military specifications, these connectors boast durable aluminum shells with a choice of plating finishes, including cadmium-free options. Ideal for applications demanding high reliability, they are RoHS certified and provide longevity with a mating life of 500 cycles.