The MIL-DTL-38999 Series I connectors offer robust connectivity solutions for harsh environments, featuring up to 128 contacts in an environmentally sealed insert. With a wide operating temperature range from -65°C to 200°C, these connectors are ideal for demanding applications. Available in various configurations such as front wall mount, rear wall mount, and jam nut receptacles, they ensure secure and reliable connections. The connectors meet military specification MIL-DTL-38999 I and come in high-strength aluminum shells with options for different plating finishes, including RoHS-certified cadmium-free coatings. Designed for durability and performance, these circular plugs are essential components for mission-critical systems.