Answer
'Groove Fit' yana nufin madaidaicin axial tsakanin kaurin zobe $t$ da faɗin tsagi $w$. Don aikace-aikacen wasan sifili-axial, ana son 'Balanced' ko 'Light Press Fit'. Koyaya, an tsara daidaitattun zobba tare da 'Clearance Fit' (misali, $ w = 1.05t$) don ba da izinin shigarwa cikin sauƙi. Idan dole ne a kawar da wasan axial, injiniyoyi sun ƙididdige zoben riƙewa mai siffar igiyar ruwa ('WaveRing'), wanda ya haɗa ayyukan zoben riƙewa da maɓuɓɓugar igiyar ruwa. Wannan yana ba da damar zobe don ɗaukar jimlar juzu'ai na taron, yana samar da preload na axial na $P = k \ cdot \ delta$ inda $\delta$ shine tazarar da aka matsa.