Knowledge Base
NAPCO Blog
Technical insights, maintenance tips, and industry updates from the NAPCO engineering team. Stay informed with expert guidance on rotary gear pumps.
Latest Articles
Gear Pump vs. Centrifugal Pump — Which Is Right?
Compare gear pumps and centrifugal pumps. Learn key differences in flow type, viscosity handling, self-priming, and total cost of ownership for your industrial application.
Read Article →Rebuild vs. Replace — Total Cost of Pump Ownership
Economic analysis of gear pump rebuild vs. replacement. Discover how field rebuilds save thousands in downtime costs and why NAPCO’s field-rebuildable design is a strategic advantage.
Read Article →Rotary Gear Pump 101: The Complete Beginner’s Guide
Everything you need to know about rotary gear pumps — how they work, what makes them different from other pump types, and why they’re the preferred choice for viscous and abrasive fluid transfer.
Read Article →5 Signs Your Gear Pump Needs a Rebuild
Reduced flow rates, increased noise, visible leaks — learn the warning signs that your rotary gear pump is due for a service kit rebuild, and how to address them before a costly failure.
Read Article →Have a technical question?
Our engineering team is ready to help with pump selection, sizing, maintenance, or repair guidance.