Get the parts when you need
We manufacture our parts in-house
dramatically reducing your wait


Thelco Parts and Fabrication
Thelco has a 65+ year history of providing quality Flowserve®*, Worthington®*, pump parts from our Englewood, Colorado warehouse. With a massive lineup of Flowserve®* & Worthington®* inventory and fabrication are done on-site, Thelco has over 4,500 parts ready to ship domestically and internationally within 24 hours. Efficient order fulfillment to any global location is crucial to our customers’ success. We prioritize maintaining an extensive inventory onsite to ensure availability and on-time delivery.
THELCO CAN SUPPLY MORE THAN PARTS
Thelco can also supply whole pumps and unitized pumps on a fabricated steel base. These can be supplied as motor-driven with coupling and coupling guards. We offer precision pump builds and consulting from our senior engineer. Call us and we can help select the pump for your application based on system and fluid conditions. In addition, we have a machining and repair facility on-site and would welcome the opportunity to be your repair center. Thelco is your go to for in stock Worthington Pumps.
THELCO NOW OFFERS FINANCING!
Click here to explore low, fixed-rate term equipment financing options.
Powered by QuickFi
Latest News
Thelco Pump of the Day: Worthington D1011 4x3x10 Frame 3 All Iron Build
Thelco Pump of the Day: Worthington D1011 4x3x10 Frame 3 All Iron Build Today’s feature is the Worthington D1011 4x3x10 Frame 3 pump — built with all iron construction for rugged reliability. This unit is configured as an empty box (no shaft, seals, or sleeve) and...
Thelco Pump of the Day – Worthington D1012 4x3x6
Thelco Pump of the Day – Worthington D1012 4x3x6 When reliability matters, the Worthington D1012 4x3x6 is a pump you can count on. This rugged unit is built for consistent performance and engineered to keep your system running under tough conditions. Whether you're...
Thelco Pump of the Day: Worthington D824 4x3x5 with 1HP Washdown Motor
Thelco Pump of the Day: Worthington D824 4x3x5 with 1HP Washdown Motor When performance needs to meet cleanliness, the Worthington D824 4x3x5 with a 1HP washdown motor is the pump that delivers. Designed to handle demanding industrial environments, this pump-motor...
BROWSE OUR CATALOG
Comprehensive list of replacement parts for Worthington®* and Flowserve®* pumps manufactured by Thelco.

GR Pumps
GR Worthington gear pumps utilize a Herringbone gear design to eliminate side forces.

D-800 Series Pumps
The D-800 series of pumps is versatile and reliable. Available in mulitple configurations to meet site requirements.

LR Pumps
Worthington LR horizontal split case pumps covers a broad range of applications from 200 up to 10,000 gpm.