DIN EN 681-1:2006 - Elastomeric seals - Material requirements for pipe joint seals used in water and drainage applications - Part 1: Vulcanized rubber; German version EN 681-1:1996 + A1:1998 + A2:2002 + AC:2002 + A3:2005
Rändelschraube mit niedriger Form DIN 653 rostfrei Edelstahl A1 M 8 x 16-10 Stück
DIN EN 682:2006 - Elastomeric seals - Material requirements for seals used in pipes and fittings carrying gas and hydrocarbon fluids; German version EN 682:2002 + A1:2005
A Revision of the New World Plant-Mining Moths of the Family