MIL-DTL-38999 Series I connectors are designed for harsh environments, featuring up to 128 contacts in an insert. These connectors are environmentally sealed, with an operating temperature range of -65 °C to 200 °C. Available in various shell sizes and insert arrangements, they offer versatility for different applications. Constructed with high-strength aluminum shells and offering multiple plating options, including RoHS-certified finishes, these connectors ensure reliable performance. The series includes front and rear wall mount, as well as jam nut receptacles, with RFI grounding plugs available. Utilizing M39029 rear release crimp contacts, they provide secure connections. Suitable for military and industrial use, these connectors meet MIL-DTL-38999 I specifications, guaranteeing durability and functionality in demanding settings.