Aerospace series - Bearings, spherical plain, in corrosion resisting steel with self-lubricating liner elevated load under low oscillations - Wide series - Dimensions and loads - Part 003: Inch series with low friction coefficient; German and English version EN 4539-003:2010
航空航天系列.低振动下带自润滑衬套高负荷耐腐蚀钢制球面滑动轴承.宽系列.尺寸和负荷.第003部分:低摩擦系数英制系列;德语和英语版本EN 4539-003:2010