ISO 3547-3:2017规定了滑动轴承用单层和多层轴承材料制成的缠绕衬套上的润滑孔、槽和孔凹痕的尺寸。 注:根据本文件，带有润滑孔、槽或孔凹痕的缠绕衬套可按照ISO 3547-1的尺寸订购，并由符合ISO 3547-4的材料制成。

ISO 3547-3:2017 specifies dimensions of lubrication holes, grooves and bore indentations on wrapped bushes made of mono and multi-layer bearing material for plain bearing applications. NOTE Wrapped bushes with lubrication holes, grooves or bore indentations in accordance with this document can be ordered with dimensions in accordance with ISO 3547？1 and made from materials in accordance with ISO 3547？4.