Blog

Structural Natural Frequency Analysis

November 28, 2017

Structural natural frequency, also referred to as reed critical frequency (RCF), is the single greatest factor which prevents excessive vibration in a vertically suspended pump. Operating close to or on a structural natural frequency will result in high vibration levels. This high vibration level can result in premature or catastrophic failure of the equipment. Key […]

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WATER REUSE through Aquifer Storage Recovery (ASR)

October 12, 2017

In times of need, ASR wells are designed to inject and recover reclaimed water into shallow aquifers for underground storage purposes. National Pump Company (NPC) has worked on various ASR projects to provide well pumps with the testing, designs, and capabilities needed to inject and/or recover water as needed. Below are various Arizona projects that […]

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Gain the Knowledge You Need --Attend an NPC Pump School

October 9, 2017

We offer pump training courses at our various branch locations throughout the year. For those new to the pump industry or those who just want to sharpen their skills and knowledge, our pump instructors are full of valuable information. Topics include, but are not limited to: Pump Maintenance Terms of the Trade Pump Parts and […]

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Visit Us At NGWA Groundwater Week, Booth 1023

October 3, 2017

See our vertical turbine pump offerings and submersible pumps, including the new EX Series made of 316 stainless steel investment cast, our selection of jet pumps, bowl assemblies and stainless impellers at NGWA Groundwater Week, December 6 – 7 at Music City Center in Nashville.  

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WEFTEC 2017

WEFTEC 2017

September 22, 2017

WEFTEC was a great success! We had a great turnout at our booth and lots of people came by to see our vertical turbine pump offerings,  stainless steel impellers, EX Series Pump, and our NSF pump design. If we missed you, we hope we will see you at WEFTEC 2018, Sept. 6 – 8 in […]

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304 and 316 Stainless Steel Impellers Now From Stock

July 28, 2017

National Pump Company has developed new impeller patterns specifically to pour 300 series stainless steel impellers, which now provide the same high performance and efficiency as our bronze designs. With fourteen (14) models to choose from, they are available from inventory for a quick turnaround. Flow ranges are from 200 GPM to 3,200 GPM at […]

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Understanding Preferred and Allowable Operating Regions

July 12, 2017

The location that the pump operates on the pump curve can play a critical role in the design and evaluation of the pump. Hydraulic Institute (HI) standards recommend or define values based on which region the pump is operating in. The Rotodynamic (Centrifugal and Vertical) Pumps – Guideline for Allowable Operating Region (ANSI/HI 9.6.3-2012) defines […]

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Looking for NSF Certified Pumps?

June 26, 2017

National Pump has what you’re looking for!  When NSF /ANSI 61-G certified product is required on your project, we will proudly display the NSF emblem on the pump bowl assembly nameplate. This NSF nameplate is confirmation that through testing, your National Pump meets and exceeds the safety standards set forth by the U.S. Safe Drinking Water […]

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National Pump Company Displays New EX-Series Submersible Pump at AWWA ACE17

June 23, 2017

On display at our booth for AWWA ACE17 was the new EX-Series submersible pump. The show, which was held in Philadelphia, June 12th  – 14th drew a large crowd and many attendees stopped by our booth to look at and get first-hand information about this heavy duty submersible pump, designed for aggressive water applications. Features […]

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National Pump Exhibits at 2017 South Atlantic Jubilee

June 22, 2017

The 2017 SAWD Jubilee which was held in Myrtle Beach June 10th – 12th always draws many pump professionals and their families. This year’s theme was “A County Fair with Ocean Air.” In keeping with the theme, National Pump gave away red bandanas with the company logo for those who stopped by our booth. On display […]

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