Aerospace series - Nuts, hexagonal, plain, reduced height, normal across flats, in steel, cadmium plated, left hand thread - Classification: 900 MPa (at ambient temperature)/235 °C; German and English version EN 3229:2009
航空航天系列.左旋螺纹镀镉钢制标准对边平六角平螺母.等级:900MPa(环境温度)/235℃;德语和英语版本EN 3229:2009