MIL-DTL-38999 Series I connectors offer high-performance connectivity in harsh environments, featuring up to 128 contacts within a sealed insert. With an extensive temperature range of -65 °C to 200 °C, they ensure reliable operation in demanding conditions. Available in various shell sizes and plating options, including cadmium-free finishes, these connectors meet stringent military specifications. Their durable aluminum shells, combined with M39029 rear release crimp contacts, guarantee secure and efficient electrical connections. Whether for front or rear wall mount applications, their bayonet coupling design and RFI grounding plugs provide added versatility. Engineered for rugged performance, these connectors are ideal for aerospace, defense, and industrial applications requiring superior reliability and durability.