MIL-DTL-38999 Series I connectors feature a rugged design with up to 128 contacts in an environmentally sealed insert, ensuring reliable performance in harsh conditions. Operating in temperatures ranging from -65°C to 200°C, these connectors are ideal for demanding applications. Available in various shell sizes and insert arrangements, they offer flexibility for different connectivity needs. The connectors come in high-strength aluminum shells with a choice of plating options, including cadmium-free finishes. With front wall mount, rear wall mount, and jam nut receptacles, as well as RFI grounding plugs, they provide versatility in installation. Utilizing M39029 rear release crimp contacts, these connectors guarantee secure connections. Suitable for military and industrial use, MIL-DTL-38999 Series I connectors are built to withstand tough environments.