MIL-DTL-38999 Series I connectors offer rugged durability with up to 128 contacts, suitable for harsh environments. Featuring front and rear wall mount options, as well as jam nut receptacles, they ensure secure connections in various applications. With a wide operating temperature range of -65 °C to 200 °C, these connectors are designed for reliability in extreme conditions. They come in 9 shell sizes and 52 insert arrangements, accommodating diverse needs. Utilizing M39029 rear release crimp contacts, they guarantee efficient connectivity. Constructed with high strength aluminum shells and available in different plating options, including RoHS compliant finishes, they meet stringent quality standards. Perfect for military and industrial use, these connectors provide superior performance and longevity.