This connector would be fastened to a panel. The female connector can also be fastened to the male connectoras they both have mating threads. A set consisting of a male and female connector is also available.
The panel to which this connector will be fastened cannot exceed a thickness of .239 inches (6.0706 mm) as shown in the image. In the image, the nut has only been turned with a couple of rotations when this measurement was made.
The diameter of the hole on the panel must be at least .662 inches (16.8148 mm).