Discover the Grundfos Pump Mechanical Seal G04-16MM, designed for water pumps CR2 and CR4. This high-performance seal operates in temperatures from -20ºC to +180ºC and pressures up to 1.2Mpa. Ideal for clean water, sewage, and moderately corrosive fluids, it features durable materials like SiC, TC, and FKM. Perfect for Grundfos CR, CRN, and CRI series pumps.