Integral clamps simplify removal and replacement without marring the shafts. Other options include combining components on either end of the coupling and incorporating multiple pieces into one.

Stafford Manufacturing Corp. has introduced a new line of shaft collars, flange collars, and rigid couplings offered in large sizes for building and repairing all types of heavy equipment.

The drive shaft coupling can crack, and continued driving can cause the shaft to break free. In addition to power loss, a falling shaft can allow movement while in park if the parking brake isn ...