MIL-DTL-38999 Series II connectors boast up to 128 contacts in an insert, offering robust environmental sealing and an impressive operating temperature range from -65 °C to 200 °C. These harsh environment thin-walled connectors, including front and rear wall mounts, jam nuts, and box mounts, ensure versatile connectivity options. Available in 9 shell sizes and 52 insert arrangements, they feature M39029 rear release crimp contacts in various sizes. The aluminum shells come with plating choices like cadmium and nickel, meeting diverse application needs. With RoHS compliant options, these connectors guarantee high-performance and durability in demanding environments.