DIN 628-4:2008 Rolling bearings - Angular contact radial ball bearings - Part 4: Single row, double-direction - not self-locking, with double-split inner ring (Four-point contact bearing)
This standard specifies dimensions and symbols for single row,not self-locking angular contact radial ball bearings (four-point contact bearing) with double-split inner ring,which have raceways arranged so as to accommodate axial loads in either direction.
It covers a selection of angular contact ball bearings (four-point contact bearing) of this design matched to the practical needs of users,taking into account the dimension plan specified in DIN 616.
DIN 628-4:2008 Referenced Document
DIN 616 Rolling bearings - General plans*, 2022-10-01 Update
DIN 620-1 Rolling bearings; Gauging methods for dimensional and running tolerances
DIN 620-2 Rolling bearings; tolerances for rolling bearings; tolerances for radial bearings / Note: To be replaced by DIN 620-2 (1999-10).
DIN 620-6 Rolling bearings - Rolling bearing tolerances - Part 6: Chamfer dimension limits
DIN 623-1 Rolling bearings - Fundamental principles - Part 1: Designation, marking*, 2020-06-01 Update
DIN 628-4:2008 history
2008DIN 628-4:2008-02 Rolling bearings - Angular contact radial ball bearings - Part 4: Single row, double-direction - not self-locking, with double-split inner ring (Four-point contact bearing)
2008DIN 628-4:2008 Rolling bearings - Angular contact radial ball bearings - Part 4: Single row, double-direction - not self-locking, with double-split inner ring (Four-point contact bearing)
1993DIN 628-4:1993 Rolling bearings; angular contact radial ball bearing, single row; four-point contact bearing