MIL-DTL-38999 Series I connectors offer robust connectivity solutions with up to 128 contacts in an insert, featuring front wall mount, rear wall mount, and jam nut receptacles for versatile applications in harsh environments. These connectors, compliant with military specification MIL-DTL-38999 I, ensure reliable performance across a wide temperature range from -65°C to 200°C. Constructed with high-strength aluminum shells and available in various plating options, including RoHS certified finishes, they guarantee durability and environmental resilience. Utilizing M39029 rear release crimp contacts, these connectors provide secure connections in sizes 22D, 22M, 22, 20, 16, and 8, catering to diverse contact needs. Whether in aerospace, defense, or industrial settings, the MIL-DTL-38999 I connectors, with their bayonet coupling and conductive properties, deliver efficient and dependable electrical connectivity.