Engineered reliability design incorporates industry-proven features that extend seal and bearing life and lower overall cost of ownership. Solid shaft with reduced overhang provides superior resistance to deflection. Shaft stiffness ratio (L3/D4) of 19 is the lowest for any pump in this size range. Maximum Flexibility: Available centerline mount for high temp applications Left or right side discharge Vertical mount configuration Only large frame pump fully C-Frame/D-Flange capable. Accepts motor frame sizes up to 449TSC or 315L.