Hypro 1917 Valve Kit

The Hypro valve repair kit 9910-Kit1917 is used to replace worn or damaged valves on the D30 diaphragm pump.

An indication that the valves of your pump need replacement is a drop in volume (flow) and/or engine-knock type sounds coming from your pump.  Includes 4 Complete Valve Assemblies, and 4 O-Rings.