Should pump users care about axial thrust?

Impeller-Axial-Thrust-Diagram

Normally the user shouldn’t have to care about axial thrust.  Pump failure from an axial thrust-related problem is relatively uncommon.   But very few, if any, pumps are entirely immune to this class of problem. Why is this?   First of all, a rotating single-entry impeller wants to move in an axial direction and usually with lots […]