Building the World's best pumps, For Over 80 Years.
Get to Know Granco: The Dependable, Durable, and Versatile Rotary Pump Manufacturer
Since 1938, Granco has been providing hardworking professionals with the most dependable, durable, and versatile rotary pumps available. Made in the USA, Granco pumps have built a reputation for unmatched quality and longevity. With a wide range of applications and a commitment to excellent customer service, Granco stands out as the go-to choice for rotary pumps.
Unmatched Durability and Floating Design
Granco pumps are the only ball-type pumps manufactured today, offering unmatched durability. Constructed with premium materials, Granco pumps utilize a floating design, eliminating metal-to-metal contact. This innovative feature reduces stress and wear on the pump, promoting durability for years of reliable, continued operation.
Adaptable and Versatile Applications
Whether you're moving molasses, fighting fires, transferring petroleum products, or handling countless other fluids, Granco pumps have you covered. With the ability to move fluids with viscosities ranging from 32 ssu (water) to over 1,000,000 ssu (cold grease), Granco pumps prove adaptable and versatile. The floating rotor design allows for positive fluid movement, increasing volumetric efficiency without the need for additional gears, blades, vanes, paddles, pistons, valves, or stators.
Same-Day Shipping and Easy Ordering
At Granco, we understand the importance of getting your pump as quickly as possible. With same-day shipping on standard pumps and parts, Granco ensures that you receive your order promptly. Ordering directly from Granco is simple, with knowledgeable representatives available to help you find the right pump and get it shipped the same day.
Made in the USA: Quality, Dependability, and Service
Granco products are proudly made in the USA by American workers. Each pump is individually handcrafted to withstand the harshest environments, making Granco the premier choice for high-quality, dependable pumps. Our commitment to superior quality and dependable service is evident in every pump we manufacture.
Granco Pumps in Action: Petroleum, Industrial, and Edible Applications
Granco pumps are trusted by professionals in various industries, including petroleum materials, industrial services, and edible applications. With the ability to handle thin solvents, thick crude oil, high- and low-viscosity industrial compounds, vegetable oils, molasses, peanut butter, and more, Granco pumps are designed for optimal performance in demanding situations.
Longer Life, Better Flow, and Easy Maintenance
Granco pumps are built for longer life in high duty cycle applications. Our innovative design increases flow while reducing wear and damage to the pump. Simple regular maintenance requirements ensure our pumps remain easy to maintain and operate, allowing you to spend more time on the job and less time on maintenance.
Choose Granco for Dependable Pumps that Work
For quality you can depend on, choose Granco. Our pumps are designed for longer life and better flow in hazardous environments. With same-day shipping and a large inventory of pumps and other products ready to ship, Granco is your reliable partner for the best pumps and exceptional customer service.

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