MIL-DTL-38999 Series II connectors feature up to 128 contacts within a sealed insert, designed for harsh environments with a wide operating temperature range of -65 °C to 200 °C. Available in various mounting styles, including wall and box mounts, these connectors offer versatility in aerospace and defense applications. With options for RFI grounding and straight plugs, they accommodate diverse connectivity needs. Utilizing M39029 crimp contacts, they ensure reliable performance with gold plating for enhanced conductivity. The aluminum shells come in different finishes, including RoHS compliant options, meeting stringent environmental regulations. Suitable for demanding conditions, these connectors provide a rugged solution for critical systems.