MIL-DTL-38999 Series I connectors offer high-performance connectivity with up to 128 contacts, ensuring reliable signal transmission in harsh environments. These circular receptacles, designed for back panel wall mounting, feature durable aluminum shells and RFI grounding plugs for enhanced reliability. With a wide operating temperature range of -65°C to 200°C, they are well-suited for demanding applications. Available in various plating options, including RoHS certified finishes, these connectors meet stringent military specifications for performance and durability. The removable crimp contacts, in sizes 22D, 22M, 22, 20, 16, and 8, provide versatility for different connection requirements. Suitable for aerospace, defense, and industrial applications, MIL-DTL-38999 Series I connectors ensure robust and secure electrical connections in critical systems.