内径12外径30厚12的轴承是什么型号的轴承

内径12外径30厚12的轴承是什么型号的轴承
2025-03-21 13:41:35
推荐回答(3个)
回答1:

SQD12和LR5001-2RS两个型号。

SQD12的轴承类型:关节轴承。内径(mm):12;外径(mm):30;宽度(mm):12。

LR5001-2RS的轴承类型:滚轮轴承。新型号:LR5001-2RS;旧型号:LR 5001 NPPU;内径(mm):12;外径(mm):30;宽度(mm):12。

扩展资料

轴承的主要功能是支撑机械旋转体,降低其运动过程中的摩擦系数,并保证其回转精度。

滑动轴承不分内外圈也没有滚动体,一般是由耐磨材料制成。常用于低速,轻载及加注润滑油及维护困难的机械转动部位。

关节轴承的滑动接触表面为球面,主要适用于摆动运动、倾斜运动和旋转运动。

滚动轴承按其所能承受的载荷方向或公称接触角的不同分为向心轴承和推力轴承。其中径向接触轴承为公称接触角为0的向心轴承,向心角接触轴承为公称接触角大于0到45的向心轴承。

轴向接触轴承为公称接触角为90的推力轴承,推力角接触轴承为公称接触角大于45但小于90的推力轴承。

参考资料来源:百度百科-轴承

参考资料来源:百度百科-滚动轴承型号代号

回答2:

共查到二种型号符合内径12外径30厚12

轴承类型:关节轴承
新型号:SQD12
旧型号:-
内径(mm):12
外径(mm):30
宽度(mm):12

轴承类型:滚轮轴承
新型号:LR5001-2RS
旧型号:LR 5001 NPPU
内径(mm):12
外径(mm):30
宽度(mm):12

回答3:

是毫米?

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