The adapter locking engages by moving adapter sleeve. The tapered O.D. sleeve moves between the tapered bore inner ring and shaft to hold the shaft in place. That is usually done by tightening lock nut to push or pull the adapter sleeve.
It is very difficult to tighten the lock nut of wide inner ring unitized adapter locking systems. It’s sometimes almost impossible to tighten as per their instructions’ turns.
Our CROSSLOC is a lot easier to move the adapter sleeve by tightening cap screws. The possible reasons are below.
