(303) 761-7616 thelco.parts@thelco.com

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 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.


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Worthington D824 and D814 Major Part Kits

Worthington D824 and D814 Major Part Kits

Keep Your Worthington D824 & D814 Pumps Running Smoothly At Thelco, we understand the importance of reliable parts to keep your operations seamless. The Worthington D824 & D814 Pump Parts are crucial to keep operations running. That's why we're thrilled to...

Advantages of the Worthington 2GRWM Rotary Gear Pump-Thelco

Advantages of the Worthington 2GRWM Rotary Gear Pump-Thelco

The Worthington 2GRWM rotary gear pump stands out in the industry for numerous reasons, making it an ideal choice for various applications. Let's delve into the key benefits that set this pump apart. 1. Superior Efficiency and Performance To begin with, the...

Worthington Pump Parts

Worthington Pump Parts

Worthington Pump Parts at Thelco At Thelco, we provide a comprehensive selection of high-quality Worthington pump parts and pumps. Whether you need specific components or a complete unit, we are your one-stop shop for all your pump requirements. Our Featured...


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.