● laina fa'alua fa'apipi'i pa'u ta'avale e fau eseese
● A o tauaveina le avega radial, e mafai ona tauaveina bidirectional axial uta
● Radial ma axial tuʻufaʻatasia avega ma uta torque, lea e masani lava ona mafai ona tauaveina le tele o radial avega, e masani lava ona faʻaaogaina i vaega e faʻatapulaʻa ai le axial displacement i itu uma e lua o le paʻu ma le fale.