The MIL-DTL-38999 Series I connectors offer high-performance connectivity with up to 128 contacts in a sealed insert. Designed for harsh environments, they operate reliably in temperatures ranging from -65 °C to 200 °C. Featuring front and rear wall mount options, as well as jam nut receptacles, this connector family ensures versatile installation. With 52 insert arrangements and M39029 rear release crimp contacts, they accommodate various wiring needs. Constructed with durable aluminum shells and available in different plating options, including RoHS-certified finishes, these connectors guarantee long-lasting performance. Perfect for military and industrial applications, they provide secure and efficient electrical connections in demanding settings.