Blog

u-plus bracket holding various seal types

Expanded Seal Flexibility with U-Plus™ Brackets

02-19-2025

Viking Pump’s new generation of pumps (sizes H-QS in steel and stainless steel) offer a wide array of benefits that the previous alloy pumps could not, particularly in the area of sealing flexibility.... See more
ProPort gif of different flanges being implemented

All You Need to Know About ProPort™ Casings

11-14-2024

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

Introducing Viking Pump’s NEW Generation of Pumps

11-14-2024

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 mode... See more
bars of chocolate

Pump Choices in Chocolate and Confectionery Processing: Lobe/CP Pumps vs. Internal Gear Pumps 

09-02-2024

Unlike food processors who primarily use centrifugal pumps, chocolate and confectionery processors have two main preferences for handling viscous liquors, chocolates, sugars and other confectionery li... See more
Cutaway of relief valve with parts labeled

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

01-26-2024

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 ... See more
Pump tag showing direction of flow

Reversing a Gear Pump

01-25-2024

With Viking pumps the answer is usually “yes,” but before you turn that “reverse” switch on your pump’s motor starter or variable frequency drive, there are a number of things to consider, which are d... See more
Prototype of the original internal gear pump, designed and patented by Viking Pump's founder, Jens Nielson on display at the Viking Pump Headquarters Museum

How An Internal Gear Pump Works

01-09-2024

All positive displacement pumps work by first expanding a cavity between the casing and one or more moving parts to create a partial vacuum, so atmospheric pressure can force liquid into the pumping c... See more
spanner wrenches

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... See more
testing of a pump in viking pump lab

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... See more
Collage of liquids with different viscosities like milk, orange juice, syrup, etc.

Viscosity Through Thick and Thin

03-10-2022

Viscosity is a measure of a liquid’s resistance to flow. And you don’t need to work in a laboratory to observe this. Anyone who’s spent any time in the kitchen has observed a variety of liquids with a... See more

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