Thrust Bearings with grooved washers
There are separate varieties of miniature thrust bearing with either washers incorporating a groove or flat washers or a raceway for heavier loads. The grooved variety have one washer with a slightly larger bore to enable it to locate in the housing while the other washer has a smaller OD to locate on the shaft. These can take thrust loads in one direction only.Visit the SMB Bearings Ltd website for more information on Thrust Bearings with grooved washers