MIL-DTL-38999 Series I connectors are rugged and versatile, offering up to 128 contacts in an environmentally sealed insert. With a wide operating temperature range of -65 °C to 200 °C, they are ideal for harsh environments. Featuring front and rear wall mount options, as well as jam nut receptacles, these connectors provide secure and reliable connections. Utilizing M39029 rear release crimp contacts, they ensure easy installation and maintenance. Available in 9 shell sizes and 52 insert arrangements, with various plating options including cadmium-free finishes, they meet diverse application needs. Constructed with high-strength aluminum shells, these connectors guarantee durability. RoHS compliant and designed for military specifications, they offer superior performance in demanding conditions.