Deep groove ball bear (GB/T 276 — 2003) eo pele e neng e tsejoa e le single row centripetal ball bear, ke mofuta o sebelisoang haholo oa ho roala bolo.Litšobotsi tsa eona ke khanyetso e nyane ea likhohlano, lebelo le phahameng, e ka sebelisoa ho jara mojaro oa radial kapa radial le axial e kopantsoeng moroalo likarolong, e ka sebelisoa ho jara moroalo oa axial likarolong, joalo ka li-motor tse matla a tlase, li-gearbox tsa koloi le terekere. , li-gearbox tsa lisebelisoa tsa mochini, mechini e akaretsang, lisebelisoa, joalo-joalo.