Sump pump


The sump pump does just what the name implies. It is used to pump out a sump or pit


This design often presents a problem with sealing the bearing cavity. Most designs use a dual seal with the lower face sealing the pump and the upper face sealing the bearing oil. The space between the seals is normally filled with fresh water or a light oil.


Many consumers convert this application to a single seal at the bearing case.


  • On February 17, 2018