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Circumferential Piston Pumps Are NOT Lobe Pumps
11-09-2023
Viking Pump invented the internal gear pump in the early 20th century; but did you know that we carry various other pump technologies? Most of them are easily identifiable based on their shape. But on...
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7 Essential Tools for Pump Repair
10-09-2023
Like any job, you need the proper tools to do it well – and the same is true for repairing or servicing positive displacement gear pumps. Below are helpful hand tools that Viking's pump experts recomm...
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5 Reasons to NOT Settle for Imitators
06-30-2023
Having a great product, with a great reputation, and being a technology inventor like Viking Pump®, positions you as a market leader with high visibility. As such, other internal gear pump manufacture...
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7 Things You Want to Know about Flanged Ports, but are Too Afraid to Ask
01-05-2023
Flange standards used on Viking pumps have been in place for over a century so EVERYONE should be experts on this now…right? It turns out not so much. There are various standards and various design di...
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PUMP CAVITATION: THE SYMPTOMS, CAUSE, DIAGNOSIS, AND CURE
09-14-2022
Customers don’t ask me to listen to quiet pumps. This is symptom #1 of a cavitating pump. The pump is loud. Descriptors like “growly”, “rumbling”, or “gravelly” are used to describe the atypically lou...
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Current and Flow: An electrical engineer’s guide to the concepts of fluid systems
02-17-2021
Unlike most of my colleagues I didn’t start out with a mechanical background. While they were studying kinetics and machine design, I was studying digital electronics and industrial power. When I st...
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Chemical Transportation Company Saves Time with RTPe Series™
01-15-2021
With today’s fast-paced supply chain demands, it is essential that tanker truck systems can unload contents quickly to ensure timely delivery for optimum manufacturing efficiency. Stony Run Enterprise...
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Fear of the Gear
01-05-2021
In the world of positive displacement pumping, reduced speed operation is a common requirement. High viscosity liquids, shear sensitive liquids, abrasive liquids, or any combination thereof require t...
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It Flows Both Ways: a guide to running an internal gear pump in reverse
12-03-2020
One of the biggest limitations of a traditional centrifugal pump is its inability to reverse the direction of flow. By design it can only be run in one rotation and one direction of flow. Liquid enter...
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