MIL-DTL-38999 Series II connectors are designed for rugged environments, featuring up to 128 contacts in an insert. With a wide operating temperature range of -65 °C to 200 °C, these connectors are ideal for demanding applications. Available in various configurations such as front wall mount, rear wall mount, jam nut, and more, they offer versatility in installation. The connectors use M39029 rear release crimp contacts, ensuring secure connections. Constructed with aluminum shells and offering multiple plating options including cadmium-free finishes, they prioritize durability and environmental compliance. Meeting military specification MIL-DTL-38999 II, these circular connectors are reliable and suitable for diverse industries.