标准摘要
[中文适用范围]： 本文件规定了拖车牵引车车架（横梁、牵引梁或安装支架）上 U 形接头的安装和互换性所需的特性。 本文件适用于用于连接拖车牵引杆上配备有牵引孔的拖车的 U 形接头。 未指定的特性由组件制造商自行决定。 [外文原描述]： This document specifies the characteristics necessary for the mounting and interchangeability of clevis couplings on the frame (cross member, drawbeam or mounting bracket) of towing vehicles for trailers. This document is applicable to clevis couplings intended for connection to trailers equipped with a drawbar eye on the drawbar of the trailer. Characteristics not specified are left to the discretion of the component manufacturer.
英文名称Road vehicles — Clevis couplings — Interchangeability