The most efficient self-priming pump series

Super U Series® Pumps

The Super U Series® is Gorman-Rupp’s most efficient self-priming pump line, delivering up to 75% efficiency while maintaining solids-handling capabilities. Featuring a unique hydraulic design, a smooth volute casing, and a multi-vane impeller, these pumps reduce friction loss and drag, ensuring high performance and lower operating costs.

Designed for above-ground installation, the Super U Series® allows for safe and easy maintenance without confined space entry. Routine service can be performed using common hand tools, without disconnecting the piping. All Super U Series®  pumps can be coupled to a standard electric motor, eliminating the need for special motor parts.

Backed by Gorman-Rupp’s industry-leading five-year warranty, the Super U Series® ensures long-term reliability, reduced downtime, and cost-effective operation.

Why choose the Super U Series®?

Key features

External Shimless Adjustment

Adjust clearance between impeller and wearplate without disassembly, maintaining efficiency and extending component life. No need to realign belts, couplings or other drive components.

Multi-Vane, High-Efficiency Impeller

Ductile iron construction for maximum efficiency while handling solids.

Easy-Access Cover Plate

Removable cover plate with easy-grip handle and pusher bolt for quick clog removal and seal inspection without disturbing piping.

Exclusive Gorman-Rupp Cartridge Seal Technology

Double-floating, self-aligning oil-lubricated mechanical seal with stationary and rotating face of silicon carbide or tungsten titanium carbide is designed for abrasive industrial applications. Fluorocarbon and PTFE elastomers are also available.

Quick-Change Rotating Assembly

Service shaft and bearings quickly by removing just four bolts.

Dual Bearing Protection

Sealed atmospheric barrier protects bearings, reducing maintenance and increasing lifespan.

Drive configurations

  • Flex-Coupled Drive – Compact and ideal for tight spaces.

  • V-Belt Drive – Allows adjustable speed selection for optimized performance.

Technical specifications

SUPER U SERIES® VARIATIONS

A Version – Maximum efficiency

  • Liquid enters directly into the impeller eye, reducing energy loss.

  • Victaulic collar couples the removable suction spool flange to the cover plate which allows easy access to internal components.

B Version – Interchangeable with Super T Series®

  • Matches suction and discharge dimensions of the Super T Series®, allowing seamless replacements.

  • Easy-Grip cover plate for fast maintenance without removing piping.

The Super U Series® delivers maximum efficiency, easy maintenance, and long-term durability. Whether for municipal, industrial, or wastewater applications, this pump provides high performance fluid handling with lower energy consumption and minimal downtime.

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