Another advantage of the cartridgebearing is the easy serviceability. In most axial bearings, the cup is an integral part of the hub and cannot be replaced.
另一个轴承利用墨盒是最容易的适用性。大多数轴向轴承，杯子是一个集线器组成部分，不能被取代。
2
If an axial load rated bearing is the best, why are they less reliable than the sealed cartridgebearing?
如果额定轴向载荷轴承是最好的，他们为什么不可靠的轴承密封墨盒比？
3
The flow control valve is mainly made up of housing, body, sealing shim, liner bushing, valve cartridge, bearing, breather layer, aerator tank and transmission device etc.