QUICK ANSWER (Why is my gear pump losing suction?) A gear pump loses suction primarily due to air leaks on the suction side, worn gear teeth or bushings or a clogged suction strainer. The fastest fix is to inspect all suction-side fittings for leaks, check the suction filter for blockage and verify the fluid viscosity matches the pump's rated operating range. If wear is the cause, replacing the gear set and bushings restores full suction pressure. TABLE OF CONTENTS What Is a

Understand What Those Confusing Charts Mean (And Why It Matters for Your Pump Selection) Author: Rahil Patel | Published: March 2026 | Read Time: 6 minutes Introduction: Why Should You Care About Pump Performance Curves? You've decided you need a pump. You call a supplier. They send you a PDF with the pump specifications. You open it and see... a chart that looks like a roller coaster. It's called a "pump performance curve." And most people have no idea what to do with it.