The MIL-DTL-38999 Series II connectors are designed for demanding environments, offering up to 128 contacts in a rugged insert. With environmental sealing and a wide operating temperature range of -65°C to 200°C, they ensure reliable performance in harsh conditions. Available in various mounting styles, including front and rear wall mount, jam nut, and box mount receptacles, these connectors feature durable aluminum shells with options for RoHS compliant finishes. Utilizing M39029 rear release crimp contacts, they provide secure connections in sizes 22D, 22M, 22, 20, 16, and 12. With gold-plated contacts and electroless nickel coating, they ensure excellent conductivity and corrosion resistance. Ideal for military and industrial applications, these connectors meet MIL-DTL-38999 II specifications for quality and performance.