DIN EN 4538-003-2011
航空航天系列.低振动线性提升负荷带有自润滑耐腐蚀钢球形平面轴承.狭窄系列.尺寸规格和负载.第003部分:具有低摩擦系数的尺寸系列.德文和英文版本EN 4538-003-2010
Aerospace series - Bearings, spherical plain, in corrosion resisting steel with self-lubricating liner elevated load under low oscillations - Narrow series - Dimensions and loads - Part 003: Inch series with low friction coefficient; German and English ve