MIL-DTL-38999 Series I connectors offer robust performance in harsh environments with up to 128 contacts, featuring front wall mount, rear wall mount, and jam nut receptacles for versatile installation. Designed for military specifications, they ensure reliable electrical connections with M39029 rear release crimp contacts in various sizes. These connectors, with a durable aluminum shell, are available in different plating options such as electroless nickel and cadmium finishes. Operating within a wide temperature range from -65°C to 200°C, they guarantee consistent performance. RoHS certified for environmental compliance, these connectors are ideal for demanding applications requiring secure and efficient connectivity.