Quote Originally Posted by joeb33050 View Post
No, repeat, no, friction does not secure the barrel. The barrel is secured by tightening the nut, which compresses the nut, the recoil lug and the action; and applies tension to the barrel threads. It is this combination of tension and compression that secures the barrel, and ALL nut/stud combinations.
joe b.
Tension and compression = friction. Without friction on the faces, the nut won't stay tight.