- Joined
- Feb 7, 2011
- Messages
- 5,039
Well I make boat shafts. The full nut goes to the prop. As it is the one with all the force. The half nut is a lock nut. On a 1" shaft there is 3 choices Double nut, castle nut. Or nylock nut. All bronze of cores. I am not sure what You are trying to do.