标准摘要
[中文适用范围]： 本推荐实践包含了外置制动鼓和盘式轮毂在接口区域的尺寸和公差。本推荐实践适用于7类和8类商用车辆常用的外置制动鼓和盘式轮毂。包括SAE J694安装系统II、III、IV、XIV和X。特殊和不常见的应用不在本推荐实践中涵盖。 本推荐实践定义并记录了在接口区域保持互换性所需的尺寸和公差。具有相同螺栓模式的不同安装系统的组件可能会混合在一起并导致服务问题。因此，重要的是要注意每个安装系统应单独处理，并且它们的组件不应混合使用。 [外文原描述]： This recommended practice contains dimensions and tolerances for outboard mounted brake drums and disc wheel hubs in the interface areas. This recommended practice is intended for outboard mounted brake drums and disc wheel hubs commonly used on class 7 and 8 commercial vehicles. Included are SAE J694 mounting systems II, III, IV, XIV, and X. Special and less common applications are not covered.Cross Reference:
英文名称Outboard Mounted Brake Drum/Disc Wheel Hub Interface Dimensions - Truck and Bus