... .Plain Bearing Assemblies with Steel Springs .Partially Knurled Outer ring .Metric, HFL-R Drawn Cup One Way Clutch bearingPlain Bearing ... Assemblies with Steel Springs, Partially Knurled Outer Ring, Metric, HFL-R Series The needle ... NATR, NUTR SeriesStud Type Track Roller: KR, KR PP, KRV, KRV PP, NUKR SeriesThrust Roller and Cage Assemblies: AXK, AXW, ...