Thelco Pump of the Day: Worthington D1011 4x3x10 All Iron, Empty Box, 8.25” Trimmed Impeller
Today’s spotlight goes to the Worthington D1011 4x3x10, an all iron pump built for dependable industrial service. This build features an empty box configuration and an impeller trimmed and balanced at 8.25 inches, just under the full 10-inch class, giving it a strong and efficient performance curve for a wide range of plant applications.
Reliable Iron Construction for Everyday Duty
The D1011 is known for durability, predictable maintenance, and smooth operation. Its all-iron construction makes it ideal for process water, circulating loops, utility service, and general transfer applications. The iron casing provides excellent wear resistance and long service intervals.
With the 8.25” trimmed and balanced impeller, this pump delivers a targeted hydraulic output suited for systems requiring controlled head and flow while maintaining efficiency.
Maintenance Friendly, Performance-Ready
The empty box configuration provides clear access to the shaft, sleeve, packing or seal hardware, and internal components. Maintenance teams appreciate how quickly they can inspect, diagnose, rebuild the Worthington D1011.
The precision-balanced 8.25” impeller reduces vibration and extends bearing and seal life.
Supported by Thelco
Thelco supplies Worthington-style casings, impellers, sleeves, glands, shafts, and seal components for the D1011 series.
In addition, Thelco supports:
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Worthington-style D800 Series
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D1000 Series
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D500 Series
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LR & LLR split-case pumps
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Gear pumps & CNG pumps
With in house machining, balancing, and assembly, Thelco keeps operations running with minimal downtime.
When plants need a rugged, straightforward, iron-construction pump, the Worthington D1011 4x3x10 trimmed at 8.25” continues to be a dependable choice.
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