MIL-DTL-38999 Series I connectors are designed for harsh environments, featuring up to 128 contacts in an environmentally sealed insert. With a wide operating temperature range of -65°C to 200°C, these connectors offer reliable performance in extreme conditions. Available in various mounting options such as front wall mount, rear wall mount, and jam nut receptacles, they ensure versatile installation. The connectors conform to military specification MIL-DTL-38999 I and come in high-strength aluminum shells with options for different plating finishes, including RoHS-certified cadmium-free coatings. Utilizing M39029 rear release crimp contacts in various sizes, they guarantee secure connections. Suitable for demanding applications, these connectors are ideal for aerospace, defense, and industrial use.