MIL-DTL-38999 Series I connectors offer robust connectivity with up to 128 contacts, ideal for demanding environments. Featuring front wall mount, rear wall mount, and jam nut receptacles, they ensure secure installations. These connectors, compliant with military specification MIL-DTL-38999 I, are designed for a wide temperature range from -65 °C to 200 °C. With various plating options including cadmium-free finishes, they meet RoHS standards. The high strength aluminum shells, available in 9 sizes and 52 insert arrangements, guarantee durability. Utilizing M39029 rear release crimp contacts, these connectors provide reliable connections in sizes 22D, 22M, 22, 20, 16, and 8. Suitable for applications where conductivity and environmental resistance are crucial, they are essential components in critical systems.