Industrial B9.4SK 4-Groove V-Belt Sheave Pulley is a 4-Groove pulley identified by the B9.4SK designation for use with V-belt drive systems. The listing confirms it as a 4-Groove V-belt Sheave, indicating the four-groove configuration of the pulley. This part is intended for belt-drive assemblies requiring a 4-Groove pulley to accommodate multiple V-belts on a single shaft.
