MIL-DTL-38999 Series II connectors offer high performance in demanding environments, featuring up to 128 contacts in an insert. With an impressive operating temperature range of -65 °C to 200 °C, these connectors are ideal for a wide range of applications. Available in various mounting styles such as front wall mount, rear wall mount, jam nut, and more, they provide versatility in installation. The connectors boast robust construction with aluminum shells and are offered with different plating options including gold, electroless nickel, and cadmium finishes. Compliant with military specification MIL-DTL-38999 II, these circular receptacles ensure reliable connectivity in critical settings.