MIL-DTL-38999 Series I connectors feature up to 128 contacts, offering robust environmental sealing for reliable performance in harsh conditions. With an operating temperature range of -65 °C to 200 °C, these connectors are suitable for a wide range of applications. Available in various shell sizes and insert arrangements, they utilize M39029 rear release crimp contacts for efficient connectivity. The high-strength aluminum shells come in different plating options, including cadmium-free finishes, ensuring compliance with RoHS regulations. The connectors, with front wall mount, rear wall mount, and jam nut receptacles, are MIL-DTL-38999 I compliant, ideal for military and aerospace use.