![](http://img12.makepolo.cn/images/formals/img/product/383/415/4_5b57190faec58a58a8598651da5d030e.jpg)
![](http://img11.makepolo.cn/images/formals/img/product/898/750/4_e61258de2fde885302a48eab99ab4eeb.jpg)
![](http://img11.makepolo.cn/images/formals/img/product/765/737/4_c265a6f1827b8a0b3a43e0948d0faf11.jpg)
轴承型号:25877/20
轴承内组件型号:25877
轴承外圈型号:25820
材质:高碳铬滚动轴承钢(GCr15)
硬度:59-62HRC
内径(d):34.925mm
外径(D):73.025mm
装配高度(T):23.812mm
内圈高度(B):24.608mm
外圈高度(C):19.05mm
重量:0.47KG
采用活塞式定量分配器,每隔一定时间将微量油送到管内的压缩空气流中,在管壁上形成连续流动的油流,提供给轴承。由于经常送进新的润滑油,因而油不会老化。压缩空气使得外部杂质不易侵入轴承内部。油的微量供给减少了对周围环境的污染, 油气润滑比油雾润滑油量少且稳定,摩擦力矩小,温升低,特别适用于高速轴承。
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