Description

When your D50 diaphragm pump starts losing pressure or you notice chemical leaking from the pump housing, it’s time for a rebuild. This repair kit gets your sprayer back in action with all the seals, gaskets, and diaphragms you need to restore reliable pumping performance for another season of field work.

What You’re Getting

Complete seal and gasket set specifically engineered for D50 pumps
High-quality diaphragms that handle modern chemicals and fertilizers
All O-rings and washers needed for a proper rebuild
Quality AR Pumps components built to original equipment specifications

Built for Agricultural Applications

The D50 diaphragm pump is commonly found on agricultural sprayers, liquid fertilizer applicators, and chemical transfer equipment. Whether you’re running a field sprayer, nurse tank, or specialty application equipment, this pump delivers the consistent pressure and chemical resistance needed for modern farming operations.

Made to Last

These rebuild components are manufactured from chemical-resistant materials that stand up to herbicides, insecticides, and liquid fertilizers. The diaphragms maintain their flexibility through temperature extremes, while the seals provide long-lasting protection against leaks and pressure loss.

Installation Notes

Before starting your rebuild, clean all pump housing surfaces thoroughly and inspect for cracks or damage. Replace all seals even if they look good—old seals can cause new leaks. Follow proper torque specifications when reassembling to ensure even pressure distribution and prevent premature failure.