本航空航天信息报告（AIR）旨在为适用于一般航空航天流体动力应用和特定应用的管件和管组件的设计和采购规范中建议使用的措辞提供指南。

This Aerospace Information Report (AIR) is written as a guide for the wording recommended for use, when applicable, in design and procurement specifications for tube fittings and tube assemblies, both for general aerospace fluid power applications and for specific applications.