DIN EN 3697:2012 Aerospace series - Acrylonitrile-butadiene rubber (NBR) - Low temperature resistant - Hardness 60 IRHD; German and English version FprEN 3697:2012
2013DIN EN 3697:2013-04 Aerospace series - Acrylonitrile-butadiene rubber (NBR) - Low temperature resistant - Hardness 60 IRHD; German and English version EN 3697:2013
2013DIN EN 3697:2013 Aerospace series - Acrylonitrile-butadiene rubber (NBR) - Low temperature resistant - Hardness 60 IRHD; German and English version EN 3697:2013
2012DIN EN 3697:2012 Aerospace series - Acrylonitrile-butadiene rubber (NBR) - Low temperature resistant - Hardness 60 IRHD; German and English version FprEN 3697:2012