On normal electrical boxes, screws are usually 6-32... this being a bit light for a fan, also expect 8-32 or 10-32. Ground screws are 10-32. It's not a coincidence that they are -32, given the thickness of standard metal junction boxes, that is the minimum number of threads to properly engage.Aug 27, 2017
What screws for mounting electrical box?
They can also snap if there is any reason that the electrical box can flex. This is all due to the hard tempered nature of drywall screws. Now I use #8 or #10 pan head stainless steel screws. If possible, when using the #10 size, I will even drill a pilot hole for the screw.Mar 2, 2020
What is the size of a standard electrical box?
2 x 3 inches
What thread size are outlet screws?
TLDR: outlet boxes are typically provided with 6-32 or 8-32 machine screws for mounting the cover into similarly threaded holes in the box. Electrical boxes are provided with means for securely fastening covers, and in device boxes, for mounting wiring devices, such as snap switches and receptacle outlets.
What size screws are in light switches?
Standard slotted 6-32 oval head residential grade replacement screws for light switch plates. Oval head screws have slightly domed top. Length is measured from the widest part of the head to the bottom of the screw. Short screws are 5/16" long; medium screws are 1/2" long.