NF L22-589:2020 飞机螺栓和螺母 螺母,锚,自锁,90o 角,沉孔,ISO M 或 ISO MJ 螺纹,耐腐蚀钢,镀银 分类:1100 MPa(在环境温度下)/425 oC
Aircraft bolts and nuts - Nuts, anchor, self-locking, 90o corner, with counterbore, ISO M or ISO MJ threads, in corrosion resisting steel, silver plated - Classification : 1 100 MPa (at ambient temperature)/425 oC