MIL-DTL-38999 Series I connectors offer high-performance connectivity with up to 128 contacts in an environmentally sealed insert. Designed for harsh environments, these connectors feature front and rear wall mount options, as well as jam nut receptacles, ensuring versatility in installation. With a wide operating temperature range of -65 °C to 200 °C, they are suitable for various applications. Utilizing M39029 rear release crimp contacts, these connectors provide reliable connections in sizes 22D, 22M, 22, 20, 16, and 8. The high strength aluminum shells are available in different plating options, including cadmium-free finishes for RoHS compliance. With their durable construction and conductivity, MIL-DTL-38999 I connectors are ideal for demanding military and industrial environments.