UNE-EN 2846:2013 Aerospace series - Acrylonitrile-butadiene rubber (NBR) - Fuel and synthetic oil resistant - Hardness 60 IRHD (Endorsed by AENOR in April of 2013.)
2013UNE-EN 2846:2013 Aerospace series - Acrylonitrile-butadiene rubber (NBR) - Fuel and synthetic oil resistant - Hardness 60 IRHD (Endorsed by AENOR in April of 2013.)