Our Concrete Pump Hose Clamp Gasket (also known as pump rubber ring, o-ring or seal ring) is a key part for your concrete hoses. This piping joint is made of flexible and durable rubber that fits perfectly inside your coupling (clamp). These Concrete Pump Hose Clamp Gasket are ideal for SK collar pipework for groundline and boom operations. The concrete pumping gasket will perfectly seal and secure your connection between concrete pump hoses and pipes. The gasket is available in two sizes. The 4.5″ seal is compatible with a 127mm collar and the 5.5“ fits with a 148mm collar.
Don’t forget to order your 125mm or 150mm sponge balls to clean out your concrete hoses thoroughly.
