DIN EN 2011:1995-10 航空航天 - 轴承 - 机身滚动、耐腐蚀钢刚性单列球轴承;直径系列 8 和 9 - 尺寸和载荷;对于新设计无效
Aerospace - Bearings-airframe rolling, rigid single row ball bearings in corrosion resisting steel; diameter series 8 and 9 - Dimensions and loads; inactive for new design; German version EN 2011:1984