EN 4538-2:2014 航空航天系列 带自润滑衬套的耐腐蚀钢球面滑动轴承在低振动下承受高载荷 窄系列 尺寸和载荷 第2部分:英制系列
Aerospace series - Bearings, spherical plain, in corrosion resisting steel with self-lubricating liner elevated load under low oscillations - Narrow series - Dimensions and loads - Part 2: Inch series