80 mm Cast Iron Plummer Block is a pedestal used to provide support for a rotating shaft with the help of compatible bearings and various accessories. The assembly consists of a mounting block which houses a bearing. 80 mm Cast Iron Plummer Block consists of spherical roller bearings or self-aligning ball bearing and bearing housing with a sealing device. It is generally made of cast iron that can also be spheroidal graphite cast iron or cast steel depending on the application. 80 mm Cast Iron Plummer Block is very durable and reliable too.