DS EN 2020:2007
DS EN 2020:2007 Bearings, Airframe Rolling, Single Row, Self Aligning Roller Bearings In Corrosion Resisting Steel, Diameter Series 3 And 4 - Dimensions And Loads - Aerospace Series Defines the characteristics, of rigid single row ball bearings of diameter series 3 and 4 designed to withstand only slow rotations and oscillations under load.