P-clip for 18b20 or other TO92 devices

Simple P-clip allowing a TO92 cased device to be screwed to a support. Originally conceived because I wanted to mount a 18b20 temperature sensor outside but didn't have the means to easily mount it on a wall.
Device sits in the 'D' shaped hole whch opens out into a circular form allowing space for connections to the cable to be made. Expectation is that the device is glued into the holder to seal it and that the cable and joint area of the circular tube section are also filled with e.g. epoxy t