The WA391-2883-156 is a shaft seal listed as a multi-purpose seal for hydraulic pumps and motors. It is designed to seal the rotating shaft interface, helping keep hydraulic fluid contained and contaminants out. This part is sold by Pro Gear and Transmission as a component for your hydraulic pump or motor service work.FeaturesShaft sealPart number WA391-2883-156Multi-purpose seal designUsed in hydraulic pump and motor applications