示意图相关的参数d40.00mm纠错D77.70mm纠错H48.00mm纠错h36.5mm纠错纠错B23mm纠错外圈厚度纠错S24mm纠错小轴承高度纠错A3mm纠错纠错r4mm纠错纠错T54mm纠错纠错FR12.9KN纠错疲劳极限载荷，径向纠错FA4KN纠错疲劳极限载荷，轴向纠错Cr48KN纠错基本额定动载荷，径向纠错C0r56.8KN纠错基本额定静载荷，径向纠错Ca18KN纠错基本额定动载荷，轴向纠错C0a18KN纠错基本额定静载荷，轴向纠错nG800r/pm纠错极限转速纠错m1KG纠错重量)