CID A-A-59812B涵盖了用于将电路卡组件引导和固定到其安装位置的一系列金属卡导轨（以下简称卡导轨）的一般要求。本CID涵盖的卡片指南适用于中等传热和振动应用。具体卡片指南的要求包含在各个CID规格表中。本CID涵盖的卡片指南适用于商业/工业应用。

CID A-A-59812B covers the general requirements for a family of metal card guides (hereafter referred to as card guides) intended for use to guide and hold circuit card assemblies into their installed positions. Card guides covered by this CID are for moderate heat transfer and vibration applications. Requirements for specific card guides are covered in the individual CID specification sheets. Card guides covered by this CID are intended for commercial/industrial applications.