MIL-DTL-38999 Series I connectors offer rugged reliability with up to 128 contacts in an environmentally sealed insert. Designed for harsh environments, these connectors feature front and rear wall mount options, as well as jam nut receptacles, all meeting stringent military specifications. With a wide operating temperature range from -65°C to 200°C, they ensure performance in demanding conditions. Utilizing M39029 rear release crimp contacts, available in various sizes, these connectors provide secure and efficient connections. Constructed with high-strength aluminum shells and offering multiple plating options, including RoHS-compliant finishes, they guarantee durability and corrosion resistance. Ideal for military, aerospace, and industrial applications, these connectors are engineered for reliable performance in critical situations.