MIL-DTL-38999 III (D38999) harsh environment connectors, designated as SKU D38999/24KH35AD, offer reliable electrical connectivity in demanding conditions. Featuring wall mount receptacles, jam nut receptacles, and straight self-locking RFI plugs, these connectors are versatile and efficient. With 9 shell sizes and 54 insert arrangements available, they accommodate a wide range of applications. Constructed from durable materials such as stainless steel and lightweight composite, with various plating options including olive drab cadmium and passivated stainless steel, they ensure long-lasting performance. Boasting a maximum operating temperature of 200°C and a minimum of -65°C, these connectors are suitable for use in extreme environments. RoHS-compliant and Boeing BACC-approved options are also available, making them ideal for military and aerospace applications.