MIL-DTL-38999 Series I connectors are designed for harsh environments, featuring up to 128 contacts in a sealed insert. With an operating temperature range of -65°C to 200°C, these connectors offer reliability in extreme conditions. Available in various mounting options, including front and rear wall mount and jam nut receptacles, they ensure secure connections. Utilizing M39029 rear release crimp contacts, they come in sizes 22D, 22M, 22, 20, 16, and 8, suitable for a range of applications. Constructed with high-strength aluminum shells and offering multiple plating options, including cadmium-free finishes, these connectors meet stringent military specifications for durability and performance. Perfect for applications requiring high reliability in challenging environments.