Linear ball bearing LR 1222 B

The ball bearing LR is an outstanding product of exceptional quality. It allows high precision rotating and linear movements, without stroke, limitation, without play and practically free of friction and wear. Features - The ball tray rotates freely and is additionally guided by two rows of circular balls, which makes it run more smoothly. Product Designation - SFERAX LR 1222 B Net Weight - 45 g Outer diameter D - 22 Length - 27 mm Tolerance Inner diameter - 0/+20 µm Tolerance outer diameter - 0/-12 µm Tolerance length - 0/-350 µm Max. eccentricity - <15 µm Recommended tolerance on the shaft - h6 Dynamic load capacity - 450 Dynamic factor Y - 0.002 Diameter balls b - 2.000 mm Cage material - DIN MS60Pb (17660) Housing material - DIN 100Cr6 (1.3505) Precision class - B Recommended shaft quality - III Tolerance Bore (pressed mounted) - -2/-10 µm Tolerance bore (glue mounted) - H6 Maximum rotation speed - 800 RPM