阀体的两个部分应该采用钻石形交叉橡胶垫圈通过阀体的卡箍永久性锁定密封起来。

The two halves shall be sealed by diamond shaped cross section rubber gasket permanently locked by a groove in the valve body.

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也有单方向和双向推力球轴承球形表面和带有相应的支持形座位垫圈。

There are also single-direction and double-direction thrust ball bearings with spherical supporting surfaces and correspondingly shaped seating washers (Figure 1.49).

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在选择缝型圆锥盘形弹簧垫圈方面需要帮助时，请与我们联系，我们将会在设计上给您提供帮助。

For help in selecting a Slotted Belleville Type Conical Disc Spring Washer, contact us and we will assist you in the design.

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