MIL-DTL-38999 Series I connectors are designed for harsh environments, featuring up to 128 contacts in an insert. With front and rear wall mount options, as well as jam nut receptacles and RFI grounding plugs, these connectors offer versatile connectivity solutions. Operating between -65 °C and 200 °C, they ensure reliable performance in extreme conditions. Made of high-strength aluminum, they come in various shell sizes and plating options, including RoHS certified finishes. Utilizing M39029 rear release crimp contacts, they guarantee secure connections with sizes 22D, 22M, 22, 20, 16, and 8. Ideal for military applications, these connectors are known for their durability, conductivity, and environmental sealing, making them essential for critical operations.