The MIL-DTL-38999 Series I connectors are designed for harsh environments, with up to 128 contacts housed in an environmentally sealed insert. Operating efficiently in temperatures ranging from -65 °C to 200 °C, these connectors offer durability and reliability. Featuring various mounting options including front wall mount, rear wall mount, and jam nut receptacles, they cater to diverse installation needs. Utilizing M39029 rear release crimp contacts in multiple sizes, these connectors ensure secure and efficient connections. Constructed with high-strength aluminum shells and available in different plating options, they guarantee long-lasting performance. Compliant with military specification MIL-DTL-38999 I and offering RoHS certified finishes, these connectors are ideal for demanding applications in the aerospace, defense, and industrial sectors.