The seated outer spherical bearing consists of a double-sided sealed wide inner ring deep groove ball bearing with a spherical outer section and a bearing seat.
In regno machinarum industrialium et artis praecisionis, sphaericae fercula sulcata sunt partes fundamentales quae operationem lenem sub variis oneribus praestant.
Dimensiones Ferculi 6004 in Designis Articulorum Roboticorum
Designationes articulationum roboticarum praecisionem, firmitatem, et fidelitatem requirunt, itaque fercula (vel fercula) lapis angularis earum machinationis faciunt.