MIL-DTL-38999 Series I connectors, known for their durability and versatility, offer reliable performance in harsh environments. Featuring up to 128 contacts sealed for environmental protection, these connectors ensure secure connections even in extreme conditions. With a wide operating temperature range of -65 °C to 200 °C, they are suitable for a variety of applications. Available in 9 shell sizes and 52 insert arrangements, with options for front wall mount, rear wall mount, and jam nut receptacles, these connectors provide flexibility in design. Utilizing M39029 rear release crimp contacts, they guarantee efficient and secure connections. Constructed with high strength aluminum shells and offered in various plating options including cadmium-free finishes, they meet stringent military specifications. Whether for aerospace, defense, or industrial use, MIL-DTL-38999 Series I connectors deliver exceptional performance and reliability.