The MIL-DTL-38999 Series I connectors are designed for harsh environments, featuring up to 128 contacts in an insert. With a wide operating temperature range of -65 °C to 200 °C, these connectors offer reliable performance in extreme conditions. Available in various shell sizes and insert arrangements, they include M39029 rear release crimp contacts for secure connections. Constructed with high strength aluminum shells and offering multiple plating options, including RoHS certified finishes, these connectors ensure durability and corrosion resistance. Suitable for military and industrial applications, they come in plug, receptacle, and grounding plug configurations, with bayonet coupling for easy installation. Trusted for their environmental sealing and rugged construction, MIL-DTL-38999 Series I connectors provide a dependable solution for demanding connectivity needs.