6306 NTN Open Deep Groove Ball Bearing 30x72x19mm Tags This makes them very suitable

This makes them very suitable for applications with limited radial clearance

as bottom bracket bearing for some older square taper BBs

db - Cone Backface Backing Diameter 1

Electric motors running at extreme temperatures

Reference speed: 70 000 r/min

6306 NTN Open Deep Groove Ball Bearing 30x72x19mm Tags This makes them very suitableSingle row deep groove ball bearings are used in a wide variety of applications, they are simple in design, non separable, suitable for high speeds and are robust in operation, and need little maintenance. Deep raceway grooves and the close conformity between the raceway grooves and the balls enable deep groove ball bearings to accommodate axial loads in both directions, in addition to radial loads. Single row deep groove ball bearings are