MIL-DTL-38999 Series I connectors feature a rugged design, with up to 128 contacts in an insert for versatile connectivity. These environmentally sealed connectors are built to withstand extreme temperatures, from -65 °C to 200 °C, making them ideal for harsh environments. Available in various shell sizes and insert arrangements, they offer flexibility for different applications. With options for front wall mount, rear wall mount, and jam nut receptacles, as well as RFI grounding plugs, these connectors provide secure and reliable connections. Utilizing M39029 rear release crimp contacts in sizes 22D, 22M, 22, 20, 16, and 8, they ensure efficient signal transmission. Constructed with high-strength aluminum shells and offered in a range of plating options, including cadmium-free finishes, these connectors meet stringent military specifications for performance and durability. Ideal for use in aerospace, defense, and other demanding industries, MIL-DTL-38999 Series I connectors are the reliable choice for critical applications.