DIN EN 2840:2012 Aerospace series- Acrylonitrile-butadiene rubber (NBR) - Mineral oil resistant - Hardness 50 IRHD; German and English version FprEN 2840:2012
2013DIN EN 2840:2013-05 Aerospace series - Acrylonitrile-butadiene rubber (NBR) - Mineral oil resistant - Hardness 50 IRHD; German and English version EN 2840:2013
2013DIN EN 2840:2013 Aerospace series - Acrylonitrile-butadiene rubber (NBR) - Mineral oil resistant - Hardness 50 IRHD; German and English version EN 2840:2013
2012DIN EN 2840:2012 Aerospace series- Acrylonitrile-butadiene rubber (NBR) - Mineral oil resistant - Hardness 50 IRHD; German and English version FprEN 2840:2012