Basic Components Of Mud Pump Liners Mud pump liners are critical components in the fluid end of a mud pump, and they play a vital role in the drilling process. These liners are designed to withstand the abrasive and high-pressure conditions involved in pumping drilling mud or other fluids. The basic components of mud pump liners typically include. 1. Outer Barrel: The outer barrel is the main body of the mud pump liner. It provides structural integrity and support for the other components. 2. In