O-ring 4,00 x 1,20 EPDM70-EWRC72O-ring, black, Peroxide cured, FDA 21. CFR 177.2600, KTW, DVGW W270, UBA ELLAlwin Höfert201-100552
O-ring 227,00 x 8,00 FPM80-VR1O-ring, black, Bisphenol cured, BAM, DVGW DIN EN 549/682Alwin Höfert201-100494