MIL-DTL-38999 Series II connectors offer reliable connectivity in harsh environments, featuring up to 128 contacts with front and rear wall mount, jam nut, and box mount options. Designed for durability, these connectors have an operating temperature range of -65°C to 200°C. Available in aluminum shells with various plating options, including RoHS compliant finishes, they ensure optimal performance in demanding applications. Utilizing M39029 rear release crimp contacts, in sizes 22D, 22M, 22, 20, 16, and 12, these connectors are ideal for military and industrial use.