螺纹套 meaning in English

thread bushing

Hollow pins , iso thread , with split pin hole
带开尾销孔的iso螺纹套销
Threaded bushings for drawing instruments
绘图仪用螺纹套
Connectors , axial sealing . internal thread bosses , iso metric thread profile and tolerances
轴向密封接头. iso米制螺纹牙形和iso米制公差的内螺纹的螺纹套
Connectors , axial sealing . internal thread bosses , iso metric thread profile and b . n . a . e . tolerances
轴向密封接头.米制螺纹牙形和bnae公差的内螺纹的螺纹套
Tools for moulding - cooling systems for liquid fluids - part 1 : connecting nipples and mounting spaces elements on the mould
模制工具.流体冷却系统.第1部分:模件上的连接螺纹套