The MIL-DTL-38999 Series I connectors boast a rugged design with up to 128 contacts housed in an insert, ensuring reliable connectivity in harsh environments. Featuring environmentally sealed construction and operating temperatures ranging from -65 °C to 200 °C, these connectors are ideal for demanding applications. Available in various shell sizes and insert arrangements, they offer versatility for different connection needs. Crafted with high-strength aluminum shells and plated with options like gold, electroless nickel, and cadmium-free finishes, they prioritize durability and performance. With options for wall mount and jam nut receptacles, as well as RFI grounding plugs, they cater to diverse installation requirements. The use of M39029 rear release crimp contacts further enhances their reliability. Compliant with military specification MIL-DTL-38999 I, these connectors are a trusted choice for critical operations in aerospace, defense, and other industries.