MIL-DTL-38999 Series I connectors are rugged and versatile, featuring up to 128 contacts in an environmentally sealed insert. With a wide operating temperature range from -65 °C to 200 °C, they are suitable for harsh environments. Available in various shell sizes and insert arrangements, these connectors offer flexibility for different applications. Constructed with high-strength aluminum shells and offering multiple plating options, including RoHS compliant finishes, they ensure reliable performance. The connectors come in different styles, such as front and rear wall mount receptacles, and feature RFI grounding plugs. Utilizing M39029 rear release crimp contacts, they guarantee secure connections. Designed for military specifications, these connectors are ideal for demanding applications where durability and performance are essential.