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Ƙwallon Ƙwallon Ƙwallon Ƙwallon Ƙwallon API6D
Trunnion ball bawul suna da obturator daure da trunnion wanda ya hana axial maye gurbin da ball kanta a cikin kwarara shugabanci;matsa lamba na layi yana matsawa wurin zama a kan ball, hulɗar tsakanin saman yana haifar da hatimin bawul;Tsarin daidaitaccen ginin trunnion yana tabbatar da taimako ta atomatik idan akwai matsi a cikin rami na jiki;ana iya zaɓar waɗannan bawuloli don aikace-aikace masu yawa ba tare da takamaiman iyaka ga duk girma da matsa lamba ba.
