O-ring 20,00 x 2,50 FPM80-VR1O-ring, black, Bisphenol cured, BAM, DVGW DIN EN 549/682Alwin Höfert201-100252
O-ring 4,00 x 1,00 EPDM70-EWRC72O-ring, black, Peroxide cured, FDA 21. CFR 177.2600, KTW, DVGW W270, UBAAlwin Höfert201-100162