ROLLING;, RIGID SPHERE;, 6218 NR;, ONE CARRIER;, LOAD DIRECTION: RADIAL;, INSIDE DIAMETER: 90MM;, OUTSIDE DIAMETER: 160MM;, WIDTH: 30MM;, GAP: NORMAL;, EXTERNAL PROTECTION: WITHOUT PROTECTION;, MATERIAL BODY: STEEL;, GAUGE: STEEL;, BORE: CYLINDRICAL;, REFERENCE/MANUFACTURER: 6218NR/SKF;