The MIL-DTL-38999 Series II connectors offer robust performance with up to 128 contacts housed in an insert, ensuring reliable connectivity in harsh environments. Designed for military specifications, they feature various mounting options such as front and rear wall mount, jam nut, and box mount receptacles. With a wide operating temperature range from -65°C to 200°C, these connectors are suitable for demanding applications. Available in aluminum shells with multiple plating options including cadmium-free finishes, they guarantee durability and environmental resistance. Incorporating M39029 rear release crimp contacts, they provide secure connections, while their bayonet coupling mechanism ensures easy mating. Ideal for aerospace, defense, and industrial sectors, these connectors meet stringent quality standards for performance and reliability.