Paints Paints are shear sensitive liquids that can have a variety of solvents & pigment load concentrations that bring with them abrasive wear and chemical compatibility concerns. 4624B Cast iron Abrasive resistant sealing options Low shear Capacities to 180 GPM 4127C 316 Stainless steel High viscosity and abrasive resistant sealing options Capacities to 320 GPM 1124A Cast iron Abrasive resistant sealing option Hardened iron bushings and hardened steel shaft Capacities to 400 GPM