Skip to main content
  • Viking TV
  • Downloads
  • Find Distributor
  • Flag of en United Kingdom
  • Flag of fr France
  • Flag of it Italy
  • Flag of de Germany
  • Flag of sv Sweden
  • Flag of es Spain
  • Flag of ca Canada
  • Our Story
      • About Us
      • Our Story
      • History
      • IDEX Corp
      • Employment
      • Facilities
      • Headquarters
      • Machine Shop
      • Foundry
      • Product Engineering Lab
      • IDEX Pump Technologies
      • Viking Pump Canada
      • Viking Pump Hygienic Ltd.
      • Blog
      • Distributor Spotlight
      • Case Studies
      • Knowledge Base
      • Viking Pump Co.
        Image
        image of yellowy grease
        Grease Transfer Pumps: Solutions for Efficient Grease Handling
  • Pumps
      • Industrial Segment
      • Universal
      • Motor Speed
      • Liquid Specific
      • Energy Segment
      • LACT
      • Glycol
      • API
      • Liquid Specific
      • Hygienic Segment
      • Circumferential Piston
      • Rotary Lobe
      • Liquid Specific
      • Featured Markets
      • Asphalt
      • Biopharma
      • Chocolate
      • OEM Support
      • Browse all Pumps
      • Legacy Products
      • Find a Pump
      • Accessories
      • Genuine Parts Kits
      • Genuine Parts
  • Liquids
  • Library
      • Watch Now
      • Serial Number Kit Lookup
      • Downloads
      • Library
      • VikingTV
      • Downloads
      • Curve Generator
      • PumpSchool.com
      • Certifications
      • Warranty
      • Blog
      • Legacy Products
      • FAQ
      • Glossary
  • Contact
      • Technical Support
      • Service Support
      • Sales Support
      • Contact Viking Pump
  • Search
  1. Home
  2. Frequently Asked Questions
  • Convert from US GPH to UK GPH
  • Convert from GPM to GPH
  • Convert from GPH to GPM
  • What’s the difference between US and UK gallons per hour?
  • What is gallons per hour?
  • How to calculate the relief valve full bypass pressure
  • What is full bypass pressure?
  • How to convert pound feet to newton meters?
  • What are foot pounds?
  • What applications may require an eXtreme positive displacement pump?
  • How does an an eXtreme positive displacement pump work?
  • What is an eXtreme positive displacement pump?
  • What are external gear pumps used for?
  • How do external gear pumps work?
  • What is an external gear pump?
  • Where is discharge pressure measured?
  • What is discharge pressure?
  • Can differential pressure be negative?
  • How do you calculate differential pressure?
  • What is differential pressure?
  • Converting cubic meters per hour (m3/h) to liters per minute (LPM)
  • Converting cubic meters per hour (m3/h) to gallons per minute (GPM)
  • Cubic meters per hour and flow measurement
  • How to calculate the appropriate relief valve cracking pressure
  • What is cracking pressure?
  • Servicing a composite mag drive pump
  • What do you use a composite mag drive pump for?
  • What is a composite mag drive pump?
  • How does a component mechanical seal work?
  • What is a component mechanical seal?
  • What are circumferential piston pumps used for?
  • How do circumferential piston pumps work?
  • What is a circumferential piston pump?
  • What are centrifugal pumps used for?
  • How do centrifugal pumps work?
  • What is a centrifugal pump?
  • How do you measure centistokes?
  • What is a centistoke?
  • Are centipoise and centistokes the same thing?
  • How do you measure centipoise?
  • What does centipoise mean?
  • Why is it called “brake” horsepower?
  • What is brake horsepower?
  • How do you install a behind the rotor seal?
  • How does a behind the rotor seal work?
  • What is a behind the rotor seal?
  • Converting gallons per minute to barrels per hour (bbl/hr)
  • What does “barrels per hour” mean?
  • Converting gallons per minute to barrels per day (bbl/day)
  • What does “barrels per day” mean?

Pagination

  • Previous page ‹‹
  • Page 3
  • Next page ››
Image
Video
Video
RESOURCES
  • Curve Generator
  • Downloads
  • Genuine Parts
  • Genuine Parts Kits
  • PumpSchool.com
  • VikingTV
SUPPORT
  • Sales Support
  • Service Support
  • Technical Support
  • Sales - Terms & Conditions
  • Terms & Conditions
  • Cookie Notice
  • Privacy Policy
OUR COMPANY
  • Blog
  • Certifications
  • Employment
  • History
  • Our Company
  • Warranty
COMPANY OVERVIEW

Viking Pump, a Unit of IDEX Corporation, leads the world in the design and manufacture of rotary Positive Displacement Pumps for use in some of the toughest applications. Since 1911, our innovative products have been key contributors to successful operations in virtually every industry—from military, to food and beverage, to chemicals, fuels, and plastics—reliably pumping materials that are thin, thick, hot, cold, liquid, solid, etc.

Copyright © 2025 Viking Pump, Inc.