The MIL-DTL-38999 Series I connectors offer high-performance connectivity in harsh environments with up to 128 contacts housed in an insert. Featuring a wide operating temperature range of -65 °C to 200 °C, these connectors are ideal for demanding applications. Available in various shell sizes and insert arrangements, they come in front wall mount, rear wall mount, and jam nut receptacle options with RFI grounding plugs. Constructed with high-strength aluminum shells and offered in different plating options, including RoHS compliant finishes, these connectors ensure reliable performance. Suitable for military and industrial use, they meet stringent MIL-DTL-38999 I specifications for durability and ruggedness. With removable crimp contacts and bayonet coupling, they provide secure and efficient electrical connections. Perfect for box mounting applications, these connectors are essential for maintaining connectivity in challenging environments.