MIL-DTL-38999 Series I connectors offer robust connectivity solutions with up to 128 contacts, sealed for harsh environments with an operating temperature range of -65 °C to 200 °C. Available in various configurations including front and rear wall mount, jam nut receptacles, and RFI grounding plugs, they meet stringent military specifications for reliability. Featuring 9 shell sizes and 52 insert arrangements, these connectors use M39029 rear release crimp contacts for secure connections. Constructed with high-strength aluminum shells, they come in a range of plating options, including cadmium-free finishes for RoHS compliance. Suitable for demanding applications, these connectors ensure durable and dependable performance in challenging conditions.