本国际标准适用于帽销式绝缘子串，也适用于 长杆型以及与此类绝缘体一起使用的配件。 本文件的目的是定义一系列U形夹和榫舌的尺寸 允许组装不同制造商提供的绝缘子或配件的联轴器。购买本文件时可获得的所有当前修订均包含在购买本文件中。

This international standard applies to string insulator units of the cap and pin type and also of the long rod type as well as the fittings used with such insulators. The object of this document is to define the dimensions of a series of clevis and tongue couplings to permit the assembly of insulators or fittings supplied by different manufacturers.All current amendments available at time of purchase are included with the purchase of this document.