What separates this 3C50SD sheave from the others is that it is made using a high strength cast iron
HC206-19 bearing is a normal-duty ball bearing insert made to C3 precision standards and utilizes an eccentric locking collar for securing a 1-3/16" shaft
SBRPP204-12 bearings are more economical than their cast counterparts but offer excellent performance in bearing applications
This 4TB58 Pulley uses a P1-Series Bushing
and precision double sprocket with 18 hardened teeth
L190 Coupling Half - 2" | L190 Hub X 2" 5.375" Stock Bore What separates this 3C50SD sheaveThe L190 coupling half with a 2" bore with a key way is also commonly called an L190 coupling hub. The compact yet robust design of this 2" bore L190 coupling half makes it highly versatile across a broad spectrum of applications, including; pumps, blowers, compressors, mixers, motion control (servo), and more!. Depending on the insert type used, a complete L190 coupling assembly is capable of optimal operation with an angular misalignment from 0. 5