本规范规定了适用于连接飞机空气系统中的中压和高温管道的槽形卡箍联轴器和法兰的要求。刚性联轴器接头组件（以下简称“接头”）应在-65华氏度至+800华氏度的温度范围内工作。

This specification defines the requirements for a grooved clamp coupling and flanges suitable for joining intermediate pressure and temperature ducting in aircraft air systems. The rigid coupling joint assembly, hereafter referred to as "the joint", shall operate within the temperature range of -65 deg F to +800 deg F.