本文件规定了航空航天制造、服务、维护和大修行业中进行无损检测（NDT）、无损检测（NDI）或无损评估（NDE）的人员资格和认证的最低要求。在本文件中，将使用术语NDT，并将其视为等同于NDI和NDE。购买本文件时可获得的所有当前修订均包含在购买本文件中。

This document establishes the minimum requirements for the qualification and certification of personnel performing non-destructive testing (NDT), non-destructive inspection (NDI), or nondestructive evaluation (NDE) in the aerospace manufacturing, service, maintenance and overhaul industries. For the purposes of this document, the term NDT will be used and will be considered equivalent to NDI and NDE.All current amendments available at time of purchase are included with the purchase of this document.