MIL-DTL-38999 Series I connectors are designed for harsh environments, offering up to 128 contacts in a sealed insert. With an operating temperature range of -65 °C to 200 °C, they ensure reliable performance in extreme conditions. Available in various shell sizes and insert arrangements, these connectors feature front and rear wall mount options, as well as jam nut receptacles. Utilizing M39029 rear release crimp contacts, they guarantee secure connections. The high-strength aluminum shells come in a range of plating options, including cadmium-free finishes for RoHS compliance. These connectors, meeting military specification MIL-DTL-38999 I, are ideal for applications requiring rugged and durable connectivity solutions.