Thelco Pump of the Day: Worthington 3LR-9 Iron Fitted Pump
Proven LR Performance, Built for Long-Term Service
Today’s Thelco Pump of the Day highlights the Worthington 3LR-9 iron fitted centrifugal pump, a proven horizontal split-case design built for continuous, demanding industrial service. Known for reliability and ease of maintenance, the 3LR-9 remains a trusted solution in applications where uptime matters.
At Thelco, we build, assemble, and support Worthington LR & LLR pumps with a focus on durability, serviceability, and long-term parts availability.
Built Around the Worthington LR Design
The Worthington 3LR-9 belongs to the LR series, a line respected for its rugged construction and straightforward split-case layout. Because the casing splits horizontally, technicians can access internal components without disturbing piping or alignment. As a result, maintenance stays efficient and downtime stays low.
This pump features iron fitted construction, making it well-suited for general industrial service, water transfer, cooling systems, and process support where strength and reliability are essential.
Designed for Serviceability and Reliability
LR pumps earned their reputation by doing the basics extremely well. The 3LR-9 uses a simple, time-tested hydraulic design that delivers stable performance across a wide operating range. Additionally, the bearing housing and seal chamber layout allow for easy inspection and routine service.
Because of this, facilities continue to rely on LR pumps decades after installation. With proper support, these pumps remain productive long past their original service life.
Supported by Thelco Inventory and Expertise
Beyond this 3LR-9, Thelco maintains one of the largest inventories of legacy Worthington pumps and parts in the industry. We actively support:
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LR and LLR horizontal split-case pumps
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Worthington D500, D800, and D1000 series
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Gear pumps and CNG pumps
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Replacement parts, rotating assemblies, and rebuild services
By keeping critical components in stock, we help customers minimize downtime and keep systems running without long lead times.
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