MIL-DTL-38999 Series I connectors offer robust connectivity solutions with up to 128 contacts in an environmentally sealed insert. Operating efficiently in extreme temperatures ranging from -65°C to 200°C, these connectors feature front wall mount, rear wall mount, and jam nut receptacles, along with RFI grounding plugs. Available in 9 shell sizes and 52 insert arrangements, they utilize M39029 rear release crimp contacts, catering to various contact sizes. Constructed with high-strength aluminum shells, they come with a choice of plating options, including cadmium-free finishes. Their durable design, meeting MIL-DTL-38999 I specifications, ensures reliable performance in harsh environments.