MIL-DTL-38999 Series I connectors offer high-performance connectivity in harsh environments, featuring up to 128 contacts within an environmentally sealed insert. With a wide operating temperature range of -65 °C to 200 °C, these connectors are ideal for demanding applications. Available in various configurations including front wall mount, rear wall mount, and jam nut receptacles, they provide versatility in installation. The connectors utilize M39029 rear release crimp contacts in sizes 22D, 22M, 22, 20, 16, and 8, catering to different contact needs. Constructed with high-strength aluminum shells and offering multiple plating options such as cadmium and nickel, they ensure durability and reliable performance. RoHS compliant finishes are also available. Suitable for military and industrial use, these connectors meet stringent MIL-DTL-38999 I specifications, making them a dependable choice for critical applications.