MIL-DTL-38999 Series I connectors offer high-performance connectivity in harsh environments, featuring up to 128 contacts in a sealed insert. With a wide operating temperature range of -65°C to 200°C, they provide reliable functionality in extreme conditions. Available in various shell sizes and insert arrangements, these connectors come in aluminum shells with different plating options, including RoHS-certified finishes. The family includes front and rear wall mount as well as jam nut receptacles, with RFI grounding plugs. Utilizing M39029 rear release crimp contacts, they ensure secure connections in applications requiring durability and longevity. Suitable for military and industrial use, these connectors meet stringent MIL-DTL-38999 I specifications for performance and reliability.