The straight threads of the nut engage with the mating threads of the valve outlet and are tightened to compress the gasket between the two sealing surfaces.
螺母的直螺纹同阀门排气口的配合螺纹咬合在一起并上紧，来压缩在两个密封表面之间的衬垫。
A rubber gasket seal is used between a clamp nut of a barrel screw bolt and the outer wall of the barrel body of the utility model.
筒体螺栓的紧固螺母和筒体外壁之间也采用橡胶垫圈密封。
Usually there are 12 categories which are bolt , stud, screw, nut , self tapping screw, wood screw, gasket, retainer ring, pin, composite member, bolting, and soldering lamp.
它通常包括以下十二类零件：螺栓、螺柱、螺钉、螺母、自攻螺钉、木螺钉、垫圈、挡圈、销、组合件和连接副、焊钉等。
My company mainly manages the bolt, the nut, the spring nut, the bolt, the gasket, the tooth stick, the expansion of metal screw, the heterogeneous pressing part, non-tender, hardware tool and so on.
本公司主要经营螺钉，螺母，弹簧螺母，螺栓，垫圈，牙棒，金属膨胀螺丝，异型冲压件，非标件，五金工具等。
My company mainly manages the bolt, the nut, the spring nut, the bolt, the gasket, the tooth stick, the expansion of metal screw, the heterogeneous pressing part, non-tender, hardware tool and so on.
本公司主要经营螺钉，螺母，弹簧螺母，螺栓，垫圈，牙棒，金属膨胀螺丝，异型冲压件，非标件，五金工具等。
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