Piston Pumps (NGP)

John Blue Company makes the best even better with NGP, maintaining historical accuracy, performance and dependability, while taking serviceability to a new level. The John Blue NGP is designed to meet all of your precision application needs. The NGP is the result of tremendous efforts to meet the ever-changing needs of the agricultural marketplace. All John Blue NGP and existing piston pumps have been engineered and extensively field-tested to achieve the best liquid application pump available today. We offer nine NGP pump models along with universal NGP clutches (manual, hydraulic and electric) as well as Direct Hydraulic Drive Piston Pumps. NGP’s are available in cast iron or 316 stainless steel wet end castings. Flanges are an option on all NGP models.

Squeeze Tube Pumps

No matter what type of liquid fertilizers or chemicals you are pumping John Blue Company has your answer with your choice of two different types of Squeeze Tube Pumps. Choose from a pump with rounded hoses and the patented spring loaded backing plate or a pump with oval-shaped tubes and the backing plate built right into the tubes. The choice is yours- round or oval shaped tubes – each squeeze tube pump offers unique features for your specific application needs. Pumps are available from 6 to 48 outlets for ground driven and hydraulic applications.

Direct Hydraulic Drive For Piston Pumps

The Direct Hydraulic Drive Piston Pump is a lower cost, more compact solution for variable rate piston pump drives.

Irrigation Injection Pumps, Fertilizer Injection Pumps, and Chemical Injection Pumps

Today, the injection of fertilizers and other chemicals demands accuracy, maximum dependability and long term reliability. Since accuracy is paramount, John Blue Injection Pumps have been engineered with customer satisfaction in mind. Our numerous injection pumps are available in both simplex and duplex models. All wetted internal parts exposed to process fluids are made from 316 stainless steel, chemically resistant polypropylene and the highest quality seals available today. Our injection poly check valve also allows for more uniform distribution of liquid products, prevents backflow and siphoning, and offers continuous flow on duplex model pumps.

Diaphragm / Spray Pumps (Sprayer Pumps)

Our diaphragm spray pumps are available from 4.3 to 67 gpm at pressures up to 725 psi. Our diaphragm pumps are used extensively for spraying but have many other applications. They can be used for pumping hard-to-handle chemicals in precise measured amounts at higher pressures. We also offer poly-diaphragm pumps… ideal for acid and other hard-to-handle applications.

Brass Gear Pumps (Sprayer Pumps)

The positive displacement Brass Gear Pump with the shear pin design and stainless steel shaft is ideal for sprayer applications.

NEW! Poly-Centrifugal Pumps

John Blue Company has developed 2″ polypropylene versions of their successful self-priming centrifugal pumps. If you need a pump that’s portable, durable, and affordable, this new lightweight poly-pump line is just what you need. These pumps come fully-assembled, feature closed impeller technology, and are made from chemical resistant materials. Specs include 200 GPM max flow rate (112 GPM @ 25 PSI) and 45 PSI max pressure, with a 2″ port size and 3/4″ diameter shaft. Through constant engineering and design improvements, our Poly-Centrifugal Transfer Pumps, can run dry without damaging the seal, and it does so at a price you can afford.

Cast-Iron Centrifugal Pumps

John Blue Centrifugal Transfer Pumps are designed to outlast your equipment. Our Centrifugal Pumps can be run dry without damaging the seal – and at a price you can afford. They come in many different models and can transfer fluids with high efficiency over a wide range of flows and pressures. With more than a century of manufacturing experience John Blue Company offers several series of centrifugal pumps. John Blue’s two year unconditional warranty on all cast-iron centrifugal pumps demonstrates our confidence in our reliability.

12-Volt Agri-Pumps (Metering Pumps)

John Blue Company’s 12-Volt Agri-Pump complements our existing line of liquid metering pumps with three models capable of 2.2, 3.6 and 4.8 GPM. All models are available with quick connect ports, which include a clear site glass strainer and five hose barb quick connect fittings. Models are also available without the quick connect ports and come standard with 1/2″ NPT Port.