Usually, the cages for angular contact ball bearings with a contact angle . (DB). (Example). 7208 A DB. Radial loads and axial loads in both directions.
NHBB's preloaded duplex bearings include back-to-back (DB), face-to-face (DF) and tandem (DT) types. Preload helps control an application's operating
23 Aug 2014 You may also find other latest Angular contact ball bearing SKF 7308BTN1, 40, 90, 23 DB : Two bearings matched back-to-back. DF : Two
available for the fixed end of spindles are usually 2 rows (DB), 3 rows (DBD), and combinations, since the preload distribution to each bearing is not equal, the