Bearings
Dimensions
Spherical shape
Plain bearings
Radial bearings
Clearances
Bearing rings
Angles (geometry)
Dimensional tolerances
Link: BS ISO 20015:2017 Spherical|*|plain|*|bearings.|*|Method|*|for|*|the|*|calculation|*|of|*|static|*|and|*|dynamic|*|load|*|ratings
Source: BSI Standards