Hydraulic fluid power—Dimensions and tolerances of polyurethane seals—Part 4:Dimensions and tolerances of seals for cylinder port
全国液压气动标准化技术委员会(SAC/TC 3)
GB/T 36520的本部分规定了液压传动系统中聚氨酯缸口密封圈的符号、结构型式、尺寸和公差、标识。
本部分适用于安装在液压缸导向套上起静密封作用的聚氨酯密封圈（简称缸口密封圈）。
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