The MIL-DTL-38999 Series I connectors offer robust connectivity solutions for harsh environments. Featuring up to 128 contacts in an insert, these connectors are designed to withstand extreme temperatures ranging from -65 °C to 200 °C. Available in various configurations including front wall mount, rear wall mount, and jam nut receptacles, they ensure secure and reliable connections. With 52 insert arrangements and M39029 rear release crimp contacts, these connectors provide versatility for different applications. Constructed with high-strength aluminum shells and offering multiple plating options such as cadmium and nickel, they meet stringent military specifications for durability. Suitable for use in demanding environments, these MIL-DTL-38999 I connectors are essential for mission-critical operations.