MIL-DTL-38999 Series I connectors are designed for rugged environments, featuring up to 128 contacts in an insert for secure connectivity. These connectors are fully sealed, ensuring durability in extreme conditions with an operating temperature range of -65 °C to 200 °C. Available in various shell sizes and insert arrangements, they offer flexibility in installation. The high-strength aluminum shells come in a range of plating options, including cadmium-free finishes for RoHS compliance. With front and rear wall mount options, as well as jam nut receptacles, these connectors provide versatile solutions for military and industrial applications. The use of M39029 rear release crimp contacts guarantees reliable performance, while the bayonet coupling system simplifies mating. Ideal for demanding environments, MIL-DTL-38999 Series I connectors meet stringent MIL-SPEC standards for quality and performance.