MIL-DTL-38999 Series I connectors are designed for harsh environments, boasting up to 128 contacts within their inserts. Featuring front wall mount, rear wall mount, and jam nut receptacles with RFI grounding plugs, they offer versatility in installation. With a wide range of shell sizes and insert arrangements, these connectors utilize M39029 rear release crimp contacts. Built for durability, they come in high strength aluminum shells with various plating options including cadmium-free finishes. Operating between -65°C and 200°C, they ensure reliable performance in extreme conditions. Perfect for military and industrial applications, these connectors meet MIL-DTL-38999 I specifications.