MIL-DTL-38999 Series I connectors boast a robust design with up to 128 contacts housed in an environmentally sealed insert, ensuring reliable performance in harsh conditions. Operating within a wide temperature range from -65 °C to 200 °C, these connectors are ideal for demanding applications. Featuring various mounting options such as front and rear wall mounts, as well as jam nut receptacles, they offer versatility in installation. Utilizing M39029 rear release crimp contacts, available in different sizes, they guarantee secure connections. Crafted from high-strength aluminum with various plating options, including RoHS-certified finishes, these connectors prioritize durability and compliance. The straight plug design with bayonet coupling and gold-plated contacts ensures efficient signal transmission. With a service rating of I and ingress protection, they excel in environmental resilience, making them essential for military and industrial use.