ISO 4930:2006 Preview
Road vehicles -- Elastomeric seals for hydraulic disc brake cylinders using a non-petroleum base hydraulic brake fluid (Service temperature 150 degrees C max.)
This standard was last reviewed and confirmed in 2009. Therefore this version remains current.
ISO 4930:2006 specifies the performance test methods and requirements for elastomeric seals used in road vehicle disc brake cylinders.
It is applicable to solid section type seals (square, rectangular, O-ring), mounted stationary in the cylinder bore or on the movable piston of disc brakes.
Buy this standard
A standard is reviewed every 5 years
Revisions / Corrigenda
Now under review