MIL-DTL-38999 Series I connectors offer exceptional performance in harsh environments, with up to 128 contacts housed in a sealed insert. Designed for durability, they feature front and rear wall mount options, as well as jam nut receptacles with RFI grounding plugs. With a wide operating temperature range of -65°C to 200°C, these connectors are suitable for demanding applications. Available in 9 shell sizes and 52 insert arrangements, they utilize M39029 rear release crimp contacts in various sizes. The high-strength aluminum shells come in a range of plating options, including cadmium-free finishes. Meeting MIL-DTL-38999 I specifications, these connectors ensure reliable connectivity in rugged conditions.