KS R ISO 4927-2009(2019) Road vehicles-Elastomeric boots for cylinders for drum type hydraulic brake wheel cylinders using a non-petroleum base hydraulic brake fluid(Service temperature 120 ℃ maximum)
2009KS R ISO 4927:2009 Road vehicles-Elastomeric boots for cylinders for drum type hydraulic brake wheel cylinders using a non-petroleum base hydraulic brake fluid(Service temperature 120 ℃ maximum)