The MIL-DTL-38999 Series II connectors are designed for rugged environments, featuring up to 128 contacts in an insert and operating temperatures ranging from -65°C to 200°C. These environmentally sealed connectors come in various configurations including front and rear wall mounts, jam nut, and box mounts. With options for straight, RFI grounding, and 90-degree cable clamp plugs, they offer versatility in connectivity. Utilizing M39029 rear release crimp contacts, these connectors ensure secure and reliable connections. Available in aluminum shells with plating options such as electroless nickel and cadmium finishes, they are suitable for diverse applications. Meeting military specification MIL-DTL-38999 II, these connectors guarantee performance and durability in harsh conditions.