The Gorman-Rupp O Series is a line of heavy-duty self-priming centrifugal pumps designed for sturdy performance in wastewater, solids-handling, and industrial applications. Recognized for reliability and ease of maintenance, these pumps deliver consistent flow in demanding environments.

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Description

The Gorman-Rupp O Series is a robust family of self-priming centrifugal pumps engineered to handle a wide range of challenging fluid pumping tasks — from wastewater and sewage to industrial effluent and solids-laden liquids. Combining rugged construction with reliable hydraulic performance, the O Series has long been trusted in municipal, commercial, and industrial facilities where dependable operation is essential.

Built with heavy-duty components such as cast iron casings and durable impellers, O Series pumps are designed to withstand abrasive environments and the passage of solids. Their self-priming capability allows the pumps to evacuate air from the suction line and establish prime without external priming devices, enabling quick startup and continuous service even when air pockets are present.

Ease of maintenance is a hallmark of the O Series. Large removable cover plates and accessible internal components allow technicians to inspect and service the pump’s wet end without disconnecting piping — reducing downtime and service costs. Options for various seal types and drive configurations provide flexibility for specific application needs.

Key Features:

  • Self-priming centrifugal design for reliable prime and re-prime

  • Heavy-duty construction for extended service life

  • Solids-handling capability for wastewater and industrial fluids

  • Removable access covers for simplified maintenance

  • Flexible drive and seal options

The Gorman-Rupp O Series offers a dependable pumping solution for wastewater plants, industrial facilities, construction dewatering, and commercial systems where performance, durability, and serviceability are priorities.