MIL-DTL-38999 Series I connectors are designed for demanding environments, featuring up to 128 contacts within a sealed insert. With a wide operating temperature range of -65 °C to 200 °C, these connectors are ideal for high-temperature applications. Available in various shell sizes and insert arrangements, they offer versatility for different connectivity needs. Constructed with high-strength aluminum shells and offering multiple plating options including gold, electroless nickel, and cadmium-free finishes, these connectors ensure reliable performance. The Bayonet coupling and box mounting options make installation easy, while the RFI grounding plugs enhance signal integrity. Suitable for military and industrial applications, these connectors meet MIL-DTL-38999 I specifications for quality and durability.