DG12X48M12X1,25 德国DURBAL轴承 EF-10-21-501
DG12X48M12X1,25 德国DURBAL轴承 BEMN06-80-502,DG12X48M12X1,25重量参数，DG12X48M12X1,25参数 DSIZP 07 S美国KAYDON轴承DG12X48M12X1,25厂家EFN 50-31-501BEM20-20-501美国KAYDON轴承DG12X48M12X1,25价格DSAL-20-T/K12-60-934-2美国KAYDON轴承DG12X48M12X1,25参数DG12X48M12X1,25价格,...
