MIL-DTL-38999 Series II connectors boast up to 128 contacts within an insert, providing durable environmental sealing for a wide range of applications. Designed for harsh environments, these connectors offer various mounting options including front and rear wall mount, jam nut, and box mount receptacles. With straight, RFI grounding, and standard plug configurations available, they ensure secure and reliable connections. Featuring 52 insert arrangements and utilizing high-quality M39029 rear release crimp contacts, these connectors guarantee optimal performance. Constructed with aluminum shells and offering multiple plating options, including RoHS-compliant finishes, they prioritize both durability and environmental responsibility. Suitable for military and industrial use, these connectors maintain reliable conductivity and ingress protection, making them essential components in demanding operating conditions.