MIL-DTL-38999 Series I connectors offer high-performance connectivity with up to 128 contacts in a rugged, environmentally sealed design. Operating efficiently in temperatures ranging from -65 °C to 200 °C, these connectors are ideal for harsh environments. Available in various configurations including front and rear wall mount, as well as jam nut receptacles, they ensure versatile installation options. Featuring M39029 rear release crimp contacts, they guarantee secure connections in sizes 22D, 22M, 22, 20, 16, and 8. Constructed with high-strength aluminum shells and offering multiple plating options such as electroless nickel and cadmium finishes, these connectors provide durability and reliability. RoHS compliant versions are also available, catering to diverse industrial needs. With their Bayonet coupling and removable crimp contacts, they facilitate easy and efficient connectivity, making them essential components in demanding applications.