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 for secure installations. Utilizing M39029 rear release crimp contacts, they ensure reliable connections in sizes 22D, 22M, 22, 20, 16, and 8. With a wide range of shell sizes and insert arrangements, these connectors cater to diverse application needs. Crafted from high-strength aluminum, they are available in various plating options, including cadmium-free finishes for RoHS compliance. Operating seamlessly in temperatures ranging from -65 °C to 200 °C, these MIL-DTL-38999 I connectors are ideal for demanding military and industrial environments.