MIL-DTL-38999 Series I connectors offer robust performance with up to 128 contacts in an insert. Designed for harsh environments, they feature front wall mount, rear wall mount, and jam nut receptacles, along with RFI grounding plugs. With 52 insert arrangements available, these connectors use M39029 rear release crimp contacts in various sizes. Constructed with high-strength aluminum shells, they come in different plating options including cadmium-free finishes. Operating temperature ranges from -65 °C to 200 °C, ensuring reliable functionality in extreme conditions. Perfect for military and aerospace applications, these connectors provide durable and secure electrical connections.