NSK满球型球轴承主要尺寸极限转速轴承型号重量（mm）（rpm）开放型单防尘盖型双防尘盖型kgdDB润滑脂润滑油润滑（参考）开放型开放型Z.ZZ型Z型2552151200015000BL205BL205ZBL205ZZ0.13362171100013000BL305BL305ZBL305ZZ0.2463062161000012000BL206BL206ZBL206ZZ0.2157219900011000BL306BL306ZBL306ZZ0.364357217900011000BL207BL207ZBL207ZZ0.307802180009500BL307BL307ZBL307ZZ0.48640801880009500BL208BL208ZBL208ZZ0.394902375009000BL308BL308ZBL308ZZ0.68545851975009000BL209BL209ZBL209ZZ0.4491002563008000BL309BL309ZBL309ZZ0.88350902067008500BL210BL210ZBL210ZZ0.5041102760007100BL310BL310ZBL310ZZ1.16551002163007500BL211BL211ZBL211ZZ0.6671202956006700BL311BL311ZBL311ZZ1.49601102256006700BL212BL212ZBL212ZZ0.8561303150006000BL312BL312ZBL312ZZ1.88651202353006300BL213BL213ZBL213ZZ1.091403348005600BL313BL313ZBL313ZZ2.36701252450006000BL214BL214ZBL214ZZ1.191503543005300BL314BL314ZBL314ZZ2.871302545005600BL215BL215ZBL215ZZ1.291603740005000BL315BL315ZBL315ZZ3.43801402643005300BL216BL216ZBL216ZZ1.611703938004500BL316BL316ZBL316ZZ4.08851502840005000BL217BL217ZBL217ZZ1.971804136004300BL317BL317ZBL317ZZ4.77901603038004500BL218BL218ZBL218ZZ2.431904334004000BL318BL318ZBL318ZZ5.45951703236004300BL219BL219ZBL219ZZ2.952004528003600BL319BL319ZBL319ZZ6.41001803434004000BL220BL220ZBL220ZZ3.541051903632003800BL221BL221ZBL221ZZ4.231102003828003400BL222--4.84)