MIL-DTL-38999 Series II connectors feature up to 128 contacts in an insert, offering robust environmental sealing for reliable performance in harsh conditions. With an operating temperature range of -65 °C to 200 °C, these connectors are ideal for demanding applications. Available in various configurations including front and rear wall mount, jam nut, and box mount receptacles, as well as straight and 90-degree cable clamp plugs, they provide versatility in installation. Compliant with military specification MIL-DTL-38999 II, these circular connectors boast durable aluminum shells with plating options such as electroless nickel and cadmium finishes. Designed for secure mating with bayonet coupling, they utilize removable crimp contacts for efficient connectivity. Meeting stringent standards for conductivity and ingress protection, these connectors ensure reliable performance in rugged environments.