a serrated flange nut, a castle nut, or a slotted nut? He also mentions chemical lockers and nylock nuts, which we have used before. How about a DTI smart bolt? The post also repeats a rumor we ...

This way, the tank pulls down evenly. Take the flange bolts and slide them into the flange, each with a loose washer and nut already fed onto the end. Once they’re in place, measure the distance ...