U-plus and proport casing

Exploring the Versatility of the U-Plus™ Bracket and ProPort™ Casing in Gear Pumps

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At Viking Pump, innovation is at the forefront of what we do. With the introduction of the U-Plus™ Bracket and ProPort™ Casing, we are redefining the capabilities of our internal gear pumps. These advancements are not just about new technology; they are about providing flexibility and efficiency in your pumping process. Let’s dive into what makes these innovations stand out.

Internal Gear pump with see-through head

Understanding Internal Gear Pumps: How They Work and Their Benefits

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Discover how internal gear pumps work, their key features, and their advantages across various industries. Learn why they're the preferred choice for fluid handling.

Introduction to Internal Gear Pumps

Internal gear pumps are a fascinating invention that has stood the test of time. Created by Viking Pump over a century ago, they remain one of the company's most recognized products. These pumps are a type of rotary positive displacement pump, which means they move fluid by utilizing the rotary motion of their components.

ProPort gif of different flanges being implemented

All You Need to Know About ProPort™ Casings

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Viking Pump’s new generation of internal gear pumps offer a wide array of benefits that the previous alloy pumps could not, particularly in the area of porting flexibility. These new pumps reduced the number of casing configurations, which helps reduce manufacturing complexity, cost and lead times, while at the same time increasing the number of porting options and providing greater porting flexibility.

first look at the generation 4 internal gear pump by Viking Pump

Introducing Viking Pump’s NEW Generation of Pumps

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As a masterclass in engineering design and manufacturing flexibility, Viking Pump has re-designed its heavy-duty alloy pumps, both steel and stainless steel, in the most ingenious ways. These new models reduce price and lead time by significantly reducing the number of casings and brackets for manufacturing simplification, while simultaneously providing more options for porting and shaft sealing, all while adding many great new standard features.

Cutaway of relief valve with parts labeled

Pressure Relief Valves: Critical to Pump and System Safety and Reliability

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A key advantage of rotary positive displacement pumps is providing consistent flow regardless of changes in liquid viscosity or differential pressure. But should a downstream blockage occur, pressure will rapidly build and may exceed the rating of the pump, drive equipment, system, or any combination thereof, with the potential for damage and unplanned downtime. For this reason, overpressure protection must be used, and pressure relief valves are the most commonly used form of overpressure protection for rotary positive displacement pumps.

spanner wrenches

7 Essential Tools for Pump Repair

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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 recommend having ready for… read more.

testing of a pump in viking pump lab

5 Reasons to NOT Settle for Imitators 

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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 manufacturers naturally want to follow in your footsteps. While that is a huge compliment, it also causes confusion among internal gear pump buyers.

In this article we'll walk through 5 reasons you'll want to stick with genuine Viking Pump parts and products, saving you time, money, and a headache. 

Flanged port

7 Things You Want to Know about Flanged Ports, but are Too Afraid to Ask

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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 differences in each standard. AND the standards have evolved over the years, leading some to use obsolete terms which only compounds the confusion. The following should help clear up some of this confusion as well as give you a resource to help answer questions for others.

Damaged Rotor close up

PUMP CAVITATION: THE SYMPTOMS, CAUSE, DIAGNOSIS, AND CURE

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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 loud sound coming from the pump.

“Does it always sound like this?” I ask.

“No, it was fine in the fall, but it’s been loud all winter.”