TAPER LOCK & PULLEY (SET) SINGLE GROOVE SPA12511610 SPA 125-1-1610

Description The SPA 125-1-1610 is a cast-iron V-belt pulley designed for power transmission. It features 1 groove, a pitch circle diameter (PCD) of 125 mm, an outside diameter (OD) of 130.5 mm, and uses a 1610 Taper-Lock bush for secure shaft mounting. This pulley is widely utilized across industrial and mechanical applications due to its reliable power transfer capabilities. The specific part number outlines exactly what you need to know for installation and replacement: SPA Profile: Indicates it is designed to work with metric SPA profile wedge belts (top width of 13 mm) and is also compatible with classical ‘A’ profile belts. 125: The pitch diameter of the pulley is 125 mm.1: Contains 1 V-belt groove. 1610: Indicates the model of the Taper Lock bush required to mount the pulley onto your motor or machinery shaft