MIL-DTL-38999 Series I connectors feature up to 128 contacts, offering ruggedized performance for harsh environments. With a wide operating temperature range of -65 °C to 200 °C, these connectors are suitable for demanding applications. Available in various shell sizes and insert arrangements, they utilize M39029 rear release crimp contacts for reliable connectivity. The connectors come in high-strength aluminum shells with options for plating, including cadmium-free finishes. Offering front wall mount, rear wall mount, and jam nut receptacles, as well as RFI grounding plugs, they provide versatile connectivity solutions. MIL-DTL-38999 Series I connectors meet stringent military specifications for performance and durability, making them ideal for critical applications.