MIL-DTL-38999 Series I connectors offer rugged durability for harsh environments, with up to 128 contacts in a sealed insert. Featuring front and rear wall mount options, as well as jam nut receptacles, they ensure secure connections. These connectors, compliant with military specification MIL-DTL-38999 I, operate reliably in temperatures ranging from -65 °C to 200 °C. Constructed with high-strength aluminum shells and available in various plating options, including RoHS-certified finishes, they guarantee long-lasting performance. Designed for easy assembly with M39029 rear release crimp contacts, these connectors are ideal for applications requiring reliability and durability in demanding environments.