本SAE信息报告列出了在出版时用于卡车、公共汽车、卡车拖车、变矩器小车和带空气制动系统的多用途车辆的常见端口连接类型。本文档的目的是为系统设计人员和用户提供连接器选择的起点，并参考管理这些连接器类型的标准。还包括与这些端口相关的常见做法的说明。 注意:在决定是否适合在特定应用中使用之前，请咨询连接器的相关标准。

This SAE Information Report lists common port connection types used in truck, bus, truck-trailer, converter dolly, and multi-purpose vehicles with air brake systems at the time of publication. The purpose of the document is to give system designers and users a starting point for connector selection and a reference to the standards that govern these connector types. Also included are notes on common practices associated with these ports. CAUTION: Consult the relevant standard for the connector before making a decision on suitability for use in a specific application.