MIL-DTL-38999 Series II connectors are designed for harsh environments, featuring up to 128 contacts in an insert with environmental sealing. Operating between -65 °C and 200 °C, they offer versatility in various applications. Available in multiple configurations like front wall mount, rear wall mount, jam nut, and more, these connectors ensure secure and reliable connections. With options for straight, RFI grounding, and standard plugs, as well as various plating choices including gold, they meet diverse needs. Constructed with aluminum shells, they provide durability while offering RoHS compliant finishes. Suitable for military and industrial use, these connectors guarantee high performance and longevity.