Category Products

State Supply is the premier supplier of custom-built Armstrong Fluid Technology centrifugal pumps. With our extensive inventory and expert knowledge, we build pumps to your exact specifications. Custom-built Armstrong Fluid Technology pumps are typically available to ship within 4 weeks. Follow the steps below to request a quote and a State Supply pump specialist will respond with two hours during regular business hours.

  1. Gather your existing pump's pumping specifications from the Pump Identification Label, which is generally found on the base frame of the pump.

  2. Gather your existing pump's motor specifications from the Motor Identification Label, which is generally found on the side of the motor.

  3. Complete the form below with your pump specifications and contact information.

If you do not have an existing pump, fill out the form according to the information your engineer provides. If you cannot read all of the information on the motor or pump label, enter as much as you can on the form and if any additional information is needed, a State Supply product specialist will contact you.

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Category Repair Parts

Armstrong Fluid Technology Series 4030, 4280, 4360D, 4380, 4382 & 4392 Mechanical Seal Kit
Armstrong Fluid Technology Series 4030, 4280, 4360D, 4380, 4382 & 4392 Mechanical Seal Kit

Category Information

Category Videos

Pump Chart Basics Explained

Pump Chart Basics Explained

In this video, Paul from The Engineering Mindset takes a look at pump charts to understand the basics of how to read a pump chart. We look at basic pump curve, head pressure, flow rate, pump performance, impeller size, efficiency, NPSH, multi-speed pumps, VFD's, rotational speed, voltage, frequency, and phases to help you learn HVAC, HVACR, and mechanical engineering.

Centrifugal Pump Basics

Centrifugal Pump Basics

In this video, Paul from The Engineering Mindset covers the basics of how centrifugal pumps work, the main parts of centrifugal pumps, how an electric motor powers the pump impeller and how the impeller moves water in the HVAC system.