MIL-DTL-38999 Series II connectors offer high-performance connectivity with up to 128 contacts in a sealed insert. Designed for harsh environments, they operate reliably between -65°C to 200°C. Featuring various mounting options including front and rear wall mount, jam nut, and box mount receptacles, they cater to diverse applications. Available in aluminum shells with RoHS compliant finishes, these connectors ensure durability and reliability. With contact options in sizes 22D, 22M, 22, 20, 16, and 12, along with gold plating for optimal conductivity, they meet stringent military specifications for performance and longevity. Suitable for use in demanding environments, these connectors are ideal for mission-critical applications in aerospace, defense, and industrial sectors.