MIL-DTL-38999 Series I connectors are designed for harsh environments, featuring up to 128 contacts in an insert with environmental sealing. These connectors operate reliably in extreme temperatures ranging from -65 °C to 200 °C. Available in various configurations including front and rear wall mount, as well as jam nut receptacles, they offer versatility for different applications. Utilizing M39029 rear release crimp contacts, these connectors ensure secure and efficient electrical connections. Constructed with high-strength aluminum shells and offered in a range of plating options, including RoHS-compliant finishes, they provide durability and reliability in demanding scenarios. Perfect for military and industrial use, these connectors meet stringent MIL-DTL-38999 I specifications, guaranteeing performance and longevity.