本标准涵盖了符合MA1370的航空航天米制螺纹MJ型材的测量实践和量规要求。根据ANSI/ASME/B 1.3M建立测量系统，以最终评估产品完整螺纹的尺寸可接受性（不包括不完整的导程或跳动螺纹）。

This standard covers the gaging practice and gage requirements for aerospace metric screw threads, MJ profile in accordance with MA1370. To establish the gaging system in accordance with ANSI/ASME/B 1.3M for final assessment of dimensional acceptability of the product complete thread (excluding the incomplete lead or runout thread).