MIL-DTL-38999 Series II connectors are highly durable and versatile, featuring up to 128 contacts in an insert for reliable connectivity in harsh environments. With an operating temperature range of -65 °C to 200 °C, these connectors are suitable for a wide range of applications. Available in various mounting styles such as front and rear wall mount, jam nut, and box mount receptacles, they offer flexibility in installation. The plugs come in straight, RFI grounding, and standard configurations with a 90-degree cable clamp, ensuring secure connections. Compliant with military specification MIL-DTL-38999, these connectors are constructed with aluminum shells and offer multiple plating options, including cadmium-free finishes. Designed for longevity, they have a contact mating life of 500 cycles and provide reliable conductivity in demanding conditions. Suitable for environment-resistant box and through bulkhead mounting receptacle types, these connectors are ideal for military, aerospace, and industrial applications.