SR8 MPB 1/2″ ID X 1-1/8″ OD X 1/4″ W Stainless Steel Open Radial Bearing-USA
The MPB Numbering System is explained below R8 – Chassis Size, 1-1/8″ OD, 1/2″ ID. S – 440C Stainless Steel Ring and Ball Material. L01 – Lubrication, Mineral Oil. Part number SR8-RL01.