本文件为设计标准，不得用作零件号。本标准描述了与MS 33656标准相同的配件端，但螺纹和相关尺寸比MS 33656所示的管尺寸大一个尺寸。有关装配信息，请参见SAE/AS 1856。

This document is a design standard and is not to be used as a part number. This standard describes a fitting end which is identical to the MS 33656 standard except that the thread and related dimensions are one size larger than those shown on MS 33656 for the tube size. See SAE/AS 1856 for assembly information.