Aerospace series - Nuts, hexagonal, slotted/castellated, normal height, normal across flats, in heat resisting steel, silver plated - Classification: 1 100 MPa (at ambient temperature)/650 °C; German and English version EN 2868:2019
航空航天系列.镀银耐热钢制标准高度标准对边开槽/槽形六角螺母.等级:1100 MPa(环境温度)/650℃;德语和英语版本EN 2868:2019