Véhicules routiers — Joints à diaphragme pour réservoirs de maîtres-cylindres de freins hydrauliques utilisant un liquide de frein à base non pétrolière

Specifies performance requirements and test methods for diaphragm gaskets of master cylinder reservoirs to be used on road vehicles. These gaskets provide a seal and protection against water and contamination from external sources. Contains classification of tests, physical requirements, and test procedures.