Q: Which side of the bucket does the washer go? inside, or outside?
A: For the best sanitation practice, the washer should go on the inside of the bucket.
Q: I have a 1/2 inch hole drilled in a glass 6 gallon carboy do you have a 1/2 inch spigot that would work I would need to get the nut through the opening at the top
A: for bottling spigots at this time anything that would be able to bridge the sidewall of a carboy would be a 3/4" thread