2018KS B ISO 1224-2-2018 Rolling bearings-Instrument precision bearings-Part 2:Boundary dimensions, tolerances and characteristics of inch series bearings
0000 KS B ISO 1224-2-2009(2014)
2009KS B ISO 1224-2:2009 Rolling bearings-Instrument precision bearings-Part 2:Boundary dimensions, tolerances and characteristics of inch series bearings