This BS2-2218-2RS/VT143 bearing is a Sealed Spherical Roller Bearing with a 1:1 cylindrical bore, a standard radial internal clearance and filled to 25 - 45% with grease. The bearing's dimensions are 90x160x48.
Spherical bearings are used in industrial applications, where there are heavy loads, moderate speeds and possibly misalignment. Some common application areas are: