The MIL-DTL-38999 Series II connectors offer robust performance with up to 128 contacts in an insert, designed for harsh environments. Featuring front and rear wall mount options, jam nut, and box mount receptacles, they ensure secure connections in demanding applications. With a wide operating temperature range of -65 °C to 200 °C, these connectors are suitable for extreme conditions. Available in aluminum shells with various plating options, including RoHS certified finishes, they meet stringent military specifications for reliability. Each connector is meticulously crafted for durability, with M39029 rear release crimp contacts and gold-plated sockets ensuring excellent conductivity. The bayonet coupling mechanism guarantees quick and secure mating, while the removable crimp contacts facilitate easy installation and maintenance. Ideal for aerospace, defense, and industrial sectors, these connectors offer exceptional performance and longevity in critical systems.