国产av第一区_久久av喷吹av高潮av_日韩国产精品毛片_国产手机视频在线观看_欧美性受xxxx黑人猛交88_日日爱886

The roller is in linear contact with the raceway, with large load capacity, mainly bearing radial load.

This bearing has extremely high radial load capacity and rigidity and is particularly suitable for compact structural design.

Both sides of SL04 series bearings are sealed, and the cavity is filled with grease. It can withstand appropriate tilting moment.