Explanation: A change to the 2023 NEC in Sec. 342.20 now permits a maximum size of 6 in. in-lieu of the previous maximum size of 4 in. for intermediate metal conduit. A similar change to Sec. 358.20 ...

Q. When cutting and threading rigid metal conduit, intermediate metal conduit and stainless steel conduit in the “field”, which one of the aforementioned conduits is not required to have its threads ...