Grundfos CHK Home / Shop / Products tagged “Grundfos CHK” View cart “Pioneer Pump Mechanical Seal 3.250″ Fits Pump Model 128S22 Part No 30400190” has been added to your cart. Showing the single result Default sorting Sort by popularity Sort by average rating Sort by latest Sort by price: low to high Sort by price: high to low Sale! Grundfos CH2 – CH4 30 985164 CVBE/V 10 x Gaskets Included $258.00 Original price was: $258.00.$89.69Current price is: $89.69. Add to cart