MIL-DTL-38999 Series I connectors offer high-performance connectivity with up to 128 contacts, featuring a range of insert arrangements and shell sizes for versatile applications. These environmentally sealed connectors, operating between -65 °C and 200 °C, are ideal for harsh environments. Available in various plating options including cadmium-free finishes, they ensure reliable conductivity. With front wall mount, rear wall mount, and jam nut receptacles, along with RFI grounding plugs, they cater to diverse installation needs. Crafted from high-strength aluminum, these connectors meet stringent military specifications, making them a dependable choice for demanding environments.